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Welcome to the RRUFF Project website containing an integrated database of Raman spectra, X-ray diffraction and chemistry data for minerals. |
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Molybdenite RRUFF ID: R060124 |
Ideal Chemistry: Mo4+S2-2 |
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Locality: Crown Point mine, near Chelan, Washington, USA Source: University of Arizona Mineral Museum 11966 Owner: RRUFF Description: Steel gray distorted hexagonal tablet on quartz Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Molybdenite (3) ] | ||||||||||
| Quick search: [ All Molybdenite samples (2) ] | ||||||||||
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Molybdenum RRUFF ID: R100216 |
Ideal Chemistry: Mo |
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Locality: Mining concentrate Source: Mike Carducci, Climax Molybdenum Technology Center Owner: RRUFF Description: Black unconsolidated powder Status: The identification of this mineral has been confirmed by X-ray diffraction. |
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Molybdite RRUFF ID: R100217 |
Ideal Chemistry: Mo6+O3 |
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Locality: Mining concentrate Source: Mike Carducci, Climax Molybdenum Technology Center Owner: RRUFF Description: Gray unconsolidated powder Status: The identification of this mineral has been confirmed by X-ray diffraction. |
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| Quick search: [ All Molybdite samples (2) ] | ||||||||||
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Molybdite RRUFF ID: R210024 |
Ideal Chemistry: Mo6+O3 |
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Locality: Kateřina Coal Mine, Radvanice, Trutnov District, Hradec Králové Region, Czech Republic Source: Bob Jenkins Owner: RRUFF Description: Well developed thin platy crystals Status: The identification of this mineral has been confirmed by X-ray diffraction. |
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| Quick search: [ All Molybdite samples (2) ] | ||||||||||
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Molybdofornacite RRUFF ID: R061057 |
Ideal Chemistry: Cu2+Pb2+2Mo6+O4As5+O4(OH) |
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Locality: Mina Dulcinea, Carreras Pintos, Inca de Oro, Atacama Region, Chile Source: Bob Jenkins Owner: RRUFF Description: Apple green tabular crystals associated with yellow wulfenite Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Fornacite (6) ] | ||||||||||
| Quick search: [ All Molybdofornacite samples (4) ] | ||||||||||
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Molybdofornacite RRUFF ID: R130755 |
Ideal Chemistry: Cu2+Pb2+2Mo6+O4As5+O4(OH) |
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Locality: 30 level South 110, Tsumeb, Namibia Source: Bill Pinch Owner: RRUFF Description: Pale green prismatic crystals associated with dioptase Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Fornacite (6) ] | ||||||||||
| Quick search: [ All Molybdofornacite samples (4) ] | ||||||||||
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Molybdofornacite RRUFF ID: R150121 |
Ideal Chemistry: Cu2+Pb2+2Mo6+O4As5+O4(OH) |
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Locality: San Pablo Mine, Inca de Oro, Chañaral Province, Chile Source: Bob Jenkins Owner: RRUFF Description: Tabular grass-green crystals, associated with wulfenite, malachite, and quartz Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Fornacite (6) ] | ||||||||||
| Quick search: [ All Molybdofornacite samples (4) ] | ||||||||||
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Molybdofornacite RRUFF ID: R150122 |
Ideal Chemistry: Cu2+Pb2+2Mo6+O4As5+O4(OH) |
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Locality: Dulcinea de Llampos Mine, Copiapó Province, Chile Source: Bob Jenkins Owner: RRUFF Description: Tabular olive-green crystals, associated with wulfenite and malachite. Note that the c-cell edge is half of what is usually reported. Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Fornacite (6) ] | ||||||||||
| Quick search: [ All Molybdofornacite samples (4) ] | ||||||||||
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Molybdomenite RRUFF ID: R140388 |
Ideal Chemistry: Pb2+Se4+O3 |
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Locality: Virgen de Surumi mine, Pakajake Canyon, Chayanta Province, Potosí Department, Bolivia Source: Rock Currier Owner: RRUFF Description: Yellowish white tabular crystal with good cleavage, associated with calcite Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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Molybdophyllite RRUFF ID: R070222 |
Ideal Chemistry: Pb2+8Mg9[Si10O30(OH)8(CO3)3]·H2O |
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Locality: Langban, Filipstad, Varmland, Sweden Source: Michael Scott S100445 Owner: RRUFF Description: Colorless tabular crystals associated with hausmannite, with cell parameters that match the so-called molybdophyllite-18 phase (Kolitsch et al, 2012) Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Molybdophyllite (2) ] | ||||||||||
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Monazite-(Ce) RRUFF ID: R040106 |
Ideal Chemistry: Ce3+PO4 |
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Locality: Angola Source: University of Arizona Mineral Museum 5580 Owner: RRUFF Description: Brown massive fragment Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Monazite (11) ] | ||||||||||
| Quick search: [ All Monazite-(Ce) samples (5) ] | ||||||||||
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Monazite-(Ce) RRUFF ID: X050118 |
Ideal Chemistry: Ce3+PO4 |
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Locality: unknown Source: Caltech Owner: Caltech Description: radioactive Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Monazite (11) ] | ||||||||||
| Quick search: [ All Monazite-(Ce) samples (5) ] | ||||||||||
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Monazite-(Ce) RRUFF ID: R060925 |
Ideal Chemistry: Ce3+PO4 |
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Locality: Siglo Veinte mine, Llallagua, Bustillos Province, Potosi Department, Bolivia Source: Alfredo Petrov Owner: RRUFF Description: Pale peach semi-transparent crystals associated with quartz Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Monazite (11) ] | ||||||||||
| Quick search: [ All Monazite-(Ce) samples (5) ] | ||||||||||
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Monazite-(Ce) RRUFF ID: R120081 |
Ideal Chemistry: Ce3+PO4 |
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Locality: Hinman mine, Jefferson County, Colorado, USA Source: Rudy Bolona Owner: RRUFF Description: Reddish-brown massive Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Monazite (11) ] | ||||||||||
| Quick search: [ All Monazite-(Ce) samples (5) ] | ||||||||||
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Monazite-(Ce) RRUFF ID: R120146 |
Ideal Chemistry: Ce3+PO4 |
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Locality: Zagi Mountain, Hameed Abad Kafoor Dheri, Peshawar, Khyber Pakhtunkhwa, Pakistan Source: Ikram Mineralogy Owner: RRUFF Description: Brown bladed crystals Status: The identification of this mineral has been determined by Raman spectroscopy and chemical analysis |
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| Mineral Group: [ Monazite (11) ] | ||||||||||
| Quick search: [ All Monazite-(Ce) samples (5) ] | ||||||||||
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Monazite-(La) RRUFF ID: R070263 |
Ideal Chemistry: LaPO4 |
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Locality: Bear Lodge, Bear Creek placers, First Choice District (Garnet District), Granite County, Montana, USA Source: Michael Scott S105570 Owner: RRUFF Description: Black polished surface Status: The identification of this mineral is not yet confirmed. |
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| Mineral Group: [ Monazite (11) ] | ||||||||||
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Monetite RRUFF ID: R070259 |
Ideal Chemistry: Ca(PO3OH) |
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Locality: Paoha Island, Mono Lake, Mono County, California, USA Source: Michael Scott S101221 Owner: RRUFF Description: Fine-grained tan crust on white newberyite Status: The identification of this mineral is not yet confirmed. |
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Montebrasite RRUFF ID: R040060 |
Ideal Chemistry: LiAlPO4(OH) |
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Locality: Oxford County, Maine, USA Source: University of Arizona Mineral Museum 5573 Owner: RRUFF Description: White massive Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Quick search: [ All Montebrasite samples (4) ] | ||||||||||
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Montebrasite RRUFF ID: R040062 |
Ideal Chemistry: LiAlPO4(OH) |
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Locality: Hebron, Maine, USA Source: University of Arizona Mineral Museum 8239 Owner: RRUFF Description: White massive Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Quick search: [ All Montebrasite samples (4) ] | ||||||||||
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Montebrasite RRUFF ID: R050500 |
Ideal Chemistry: LiAlPO4(OH) |
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Locality: Pala, San Diego County, California, USA Source: California Institute of Technology W-40033 Owner: RRUFF Description: White fragment Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Quick search: [ All Montebrasite samples (4) ] | ||||||||||
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Montebrasite RRUFF ID: R060890 |
Ideal Chemistry: LiAlPO4(OH) |
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Locality: Mount Marie, Paris, Maine, USA Source: Bob Jenkins Owner: RRUFF Description: Colorless massive Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Quick search: [ All Montebrasite samples (4) ] | ||||||||||
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Monteregianite-(Y) RRUFF ID: R080109 |
Ideal Chemistry: KNa2YSi8O19·5H2O |
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Locality: Mont Saint-Hilaire, Quebec, Canada Source: William W. Pinch Owner: RRUFF Description: Elongated cluster of grayish white fibers at the base of a cluster of terminated quartz crystals Status: The identification of this mineral is not yet confirmed. |
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| Mineral Group: [ Rhodesite (5) ] | ||||||||||
| Quick search: [ All Monteregianite-(Y) samples (2) ] | ||||||||||
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Monteregianite-(Y) RRUFF ID: R130052 |
Ideal Chemistry: KNa2YSi8O19·5H2O |
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Locality: Mont Saint-Hilaire, Rouville RCM, Monteregie, Quebec, Canada Source: Don Doell Owner: RRUFF Description: Single bladed pale pink crystal, cell parameters are significantly different than those reported Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Rhodesite (5) ] | ||||||||||
| Quick search: [ All Monteregianite-(Y) samples (2) ] | ||||||||||
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Montgomeryite RRUFF ID: R070631 |
Ideal Chemistry: Ca4MgAl4(PO4)6(OH)4·12H2O |
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Locality: Tip Top mine, Custer County, South Dakota, USA Source: Dakota Matrix Minerals Owner: RRUFF Description: Translucent reddish orange tabular crystals associated with orthoclase. Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Calcioferrite (6) ] | ||||||||||
| Quick search: [ All Montgomeryite samples (4) ] | ||||||||||
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Montgomeryite RRUFF ID: R080094 |
Ideal Chemistry: Ca4MgAl4(PO4)6(OH)4·12H2O |
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Locality: Turó de Montcada, Montcada i Reixac, Barcelona, Catalonia, Spain Source: Joan Abella i Creus Owner: RRUFF Description: Lime green clusters of flattened laths with poor crystallinity Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Calcioferrite (6) ] | ||||||||||
| Quick search: [ All Montgomeryite samples (4) ] | ||||||||||
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Montgomeryite RRUFF ID: R140625 |
Ideal Chemistry: Ca4MgAl4(PO4)6(OH)4·12H2O |
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Locality: Near Milgun Station, Meekatharra Shire, Western Australia, Australia Source: Rock Currier Owner: RRUFF Description: Colorless lathy crystals with striation along the elongated direction. Associated with gordonite (R130671), collinsite (R140626), and hydroxylapatite (R140987). Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Calcioferrite (6) ] | ||||||||||
| Quick search: [ All Montgomeryite samples (4) ] | ||||||||||
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Montgomeryite RRUFF ID: R140664 |
Ideal Chemistry: Ca4MgAl4(PO4)6(OH)4·12H2O |
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Locality: Foote Mineral Company mine, Kings Mountain, North Carolina, USA Source: Rock Currier Owner: RRUFF Description: Radial aggregates of colorless, bladed to platy crystals Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Calcioferrite (6) ] | ||||||||||
| Quick search: [ All Montgomeryite samples (4) ] | ||||||||||
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Monticellite RRUFF ID: R040115 |
Ideal Chemistry: CaMgSiO4 |
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Locality: Magnet Cove, Arkansas, USA Source: University of Arizona Mineral Museum 4337 Owner: RRUFF Description: Brown blebs in matrix Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Olivine (61) ] | ||||||||||
| Quick search: [ All Monticellite samples (4) ] | ||||||||||
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Monticellite RRUFF ID: R100106 |
Ideal Chemistry: CaMgSiO4 |
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Locality: Crestmore, Riverside County, California, USA Source: American Museum of Natural History 27907 Owner: RRUFF Description: Colorless to light gray translucent crystals associated with pale yellow vesuvianite Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Olivine (61) ] | ||||||||||
| Quick search: [ All Monticellite samples (4) ] | ||||||||||
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Monticellite RRUFF ID: R100107 |
Ideal Chemistry: CaMgSiO4 |
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Locality: Crestmore, Riverside County, California, USA Source: American Museum of Natural History 31975 Owner: RRUFF Description: White to dirty-white massive Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Olivine (61) ] | ||||||||||
| Quick search: [ All Monticellite samples (4) ] | ||||||||||
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Monticellite RRUFF ID: R100108 |
Ideal Chemistry: CaMgSiO4 |
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Locality: Oka, Deux-montagnes County, Quebec, Canada Source: American Museum of Natural History 29740 Owner: RRUFF Description: Pale brown transparent fragment Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Olivine (61) ] | ||||||||||
| Quick search: [ All Monticellite samples (4) ] | ||||||||||
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Montmorillonite RRUFF ID: R110052 |
Ideal Chemistry: (Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O |
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Locality: Santa Rita, New Mexico, USA Source: Ward's Natural Science Establishment, Inc. No. 11 Owner: RRUFF Description: Unconsolidated grains Status: The identification of this mineral has been confirmed only by X-ray diffraction |
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| Mineral Groups: [ Clay (86) ] [ Smectite-vermiculite (7) ] | ||||||||||
| Quick search: [ All Montmorillonite samples (2) ] | ||||||||||
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Montmorillonite RRUFF ID: R110053 |
Ideal Chemistry: (Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O |
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Locality: Chambers, Arizona, USA Source: Ward's Natural Science Establishment, Inc. No. 23 Owner: RRUFF Description: Tan colored consolidated powder Status: The identification of this mineral has been confirmed only by X-ray diffraction |
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| Mineral Groups: [ Clay (86) ] [ Smectite-vermiculite (7) ] | ||||||||||
| Quick search: [ All Montmorillonite samples (2) ] | ||||||||||
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Montroseite RRUFF ID: R060576 |
Ideal Chemistry: (V3+,Fe2+,V4+)O(OH) |
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Locality: Number Mesa 5 mine, Temple Mountain, Emery County, Utah, USA Source: Michael Scott S100805 Owner: RRUFF Description: Steel gray, submetallic, massive Status: The identification of this mineral is not yet confirmed. |
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| Mineral Group: [ Diaspore (11) ] | ||||||||||
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Montroydite RRUFF ID: R070235 |
Ideal Chemistry: Hg2+O |
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Locality: Clear Creek claim, southern San Benito County, California, USA Source: Michael Scott S100156 Owner: RRUFF Description: Red prismatic crystal with quartz, cinnabar and greenish yellow edgarbaileyite, R060500 Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Quick search: [ All Montroydite samples (2) ] | ||||||||||
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Montroydite RRUFF ID: R140877 |
Ideal Chemistry: Hg2+O |
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Locality: Terlingua, Texas, USA Source: Tom Loomis Owner: RRUFF Description: Red crystals with good cleavage, associated with yellow terlinguaite (R130878). Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Quick search: [ All Montroydite samples (2) ] | ||||||||||
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Mooreite RRUFF ID: R060089 |
Ideal Chemistry: Mg15(S6+O4)2(OH)26·8H2O |
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Locality: Sterling Hill, New Jersey, USA Source: University of Arizona Mineral Museum 9916 Owner: RRUFF Description: Tan fragment showing well-developed cleavage Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Not in a structural group (133) ] | ||||||||||
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Moorhouseite RRUFF ID: R130745 |
Ideal Chemistry: Co2+S6+O4·6H2O |
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Locality: Bou Azer, Tazenakht, Ouarzazate Province, Souss-Massa-Draâ Region, Morocco Source: Donald Doell Owner: RRUFF Description: Light-pinkish fine grains, associated with pink or dark pink spherocobaltite. Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Hexahydrite (4) ] | ||||||||||
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Mopungite RRUFF ID: R140229 |
Ideal Chemistry: NaSb5+(OH)6 |
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Locality: Desert Peak, Nevada, USA Source: Rock Currier Owner: RRUFF Description: Colorless or pale yellow tabular or prismatic crystals, associated with yellowish cervantite Status: The identification of this mineral has been confirmed by X-ray diffraction. |
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| Mineral Group: [ Perovskite (44) ] | ||||||||||
| Quick search: [ All Mopungite samples (2) ] | ||||||||||
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Mopungite RRUFF ID: R220042 |
Ideal Chemistry: NaSb5+(OH)6 |
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Locality: Pereta mine, Tuscany, Italy Source: Erica Bittarello Owner: Erica Bittarello Description: Well-shaped tabular and pseudocubic colourless and milky white crystals. Described in Bittarello et al (2015) Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Perovskite (44) ] | ||||||||||
| Quick search: [ All Mopungite samples (2) ] | ||||||||||
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Moraesite RRUFF ID: R060876 |
Ideal Chemistry: Be2PO4(OH)·4H2O |
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Locality: Galileia, Minas Gerais, Brazil Source: Bob Jenkins Owner: RRUFF Description: Colorless to tan fibrous crystals associated with beryllonite Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Quick search: [ All Moraesite samples (2) ] | ||||||||||
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Moraesite RRUFF ID: R070480 |
Ideal Chemistry: Be2PO4(OH)·4H2O |
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Locality: Itinga, Minas Gerais, Brazil Source: Bob Jenkins Owner: RRUFF Description: Unconsolidated colorless flat fragments Status: The identification of this mineral has been confirmed by X-ray diffraction. |
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| Quick search: [ All Moraesite samples (2) ] | ||||||||||
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Mordenite RRUFF ID: R061118 |
Ideal Chemistry: (Na2,Ca,K2)4(Al8Si40)O96·28H2O |
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Locality: Chipman's Brook, Nova Scotia, Canada Source: Michael Scott S103493 Owner: RRUFF Description: Water worn white pebbles Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Mordenite (4) ] | ||||||||||
| Quick search: [ All Mordenite samples (2) ] | ||||||||||
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Mordenite RRUFF ID: R070524 |
Ideal Chemistry: (Na2,Ca,K2)4(Al8Si40)O96·28H2O |
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Locality: Calapooya River, near Dollar, Linn County, Oregon, USA Source: James Shigley Owner: RRUFF Description: Aggregates of fine white fibers Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Mordenite (4) ] | ||||||||||
| Quick search: [ All Mordenite samples (2) ] | ||||||||||
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Morinite RRUFF ID: R070529 |
Ideal Chemistry: NaCa2Al2(PO4)2(OH)F4·2H2O |
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Locality: Hugo mine, Keystone, Pennington County, South Dakota, USA Source: James Shigley Owner: RRUFF Description: Pale purple massive associated with white fluorapatite and colorless augelite Status: The identification of this mineral is not yet confirmed. |
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Mosandrite-(Ce) RRUFF ID: R100097 |
Ideal Chemistry: (Ca3Ce3+)[(H2O)2Ca0.5◻0.5]Ti4+(Si2O7)2(OH)2(H2O)2 |
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Locality: Granite Mountain #2 Quarry, Arkansas, USA Source: Henry Barwood Owner: RRUFF Description: Isolated yellowish-brown prismatic crystals in feldspar, associated with dark-green epidote, dark-brown astrophyllite, colorless fluorapatite, pinkish fluorite, and pale yellow monazite. Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Mosandrite (2) ] | ||||||||||
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Mosesite RRUFF ID: R180030 |
Ideal Chemistry: (Hg2+2N3-)Cl |
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Locality: Terlingua, Brewster Co., Texas, USA Source: Tom Loomis Owner: RRUFF Description: Aggregates of granular yellow crystals Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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Mottramite RRUFF ID: R050517 |
Ideal Chemistry: Pb2+Cu2+V5+O4(OH) |
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Locality: Tsumeb mine, Tsumeb, Otavi District, Oshikoto, Namibia Source: University of Arizona Mineral Museum 10865 Owner: RRUFF Description: Coating of green prismatic crystals Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ descloizite (10) ] | ||||||||||
| Quick search: [ All Mottramite samples (3) ] | ||||||||||
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Mottramite RRUFF ID: R050521 |
Ideal Chemistry: Pb2+Cu2+V5+O4(OH) |
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Locality: Tsumeb mine, Tsumeb, Otavi District, Oshikoto, Namibia Source: University of Arizona Mineral Museum 11083 Owner: RRUFF Description: Green tubular sprays Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ descloizite (10) ] | ||||||||||
| Quick search: [ All Mottramite samples (3) ] | ||||||||||
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Mottramite RRUFF ID: R120112 |
Ideal Chemistry: Pb2+Cu2+V5+O4(OH) |
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Locality: Copperopolis, Yavapai County, Arizona, USA Source: Joe Ruiz Owner: RRUFF Description: Radial sprays of yellow transparent needles, variety duhamelite; associated with goethite Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ descloizite (10) ] | ||||||||||
| Quick search: [ All Mottramite samples (3) ] | ||||||||||
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Motukoreaite RRUFF ID: R070337 |
Ideal Chemistry: Mg6Al3(OH)18[Na(H2O)6](S6+O4)2·6H2O |
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Locality: Motukorea (Brown's Island), near Auckland, New Zealand Source: Michael Scott S100081 Owner: RRUFF Description: Very pale yellow cement to microcrystalline Status: The identification of this mineral is not yet confirmed. |
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| Mineral Group: [ Woodwardite (5) ] | ||||||||||
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Mozartite RRUFF ID: R070265 |
Ideal Chemistry: CaMn3+SiO4(OH) |
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Locality: Wessels mine, Kalahari Manganese Field, South Africa Source: Michael Scott S106023 Owner: RRUFF Description: Red to very dark red short prismatic striated crystals associated with datolite, calcite, hausmannite, and pectolite Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Adelite (19) ] | ||||||||||
| Quick search: [ All Mozartite samples (2) ] | ||||||||||
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Mozartite RRUFF ID: R180002 |
Ideal Chemistry: CaMn3+SiO4(OH) |
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Locality: N'Chwaning III mine, Kalahari manganese field, Northern Cape Province, South Africa Source: Ludi von Bezing Owner: RRUFF Description: Red granular or pseudo-rhombohedral crystals, associated with colorless elongated celestine, calcite, and quartz (two pieces) Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Adelite (19) ] | ||||||||||
| Quick search: [ All Mozartite samples (2) ] | ||||||||||
)
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Muirite RRUFF ID: R150098 |
Ideal Chemistry: Ba10Ca2Mn2+Ti4+Si10O30(OH)10 |
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Locality: Esquire No. 7 mine, Big Creek, Fresno County, California, USA Source: James Shigley Owner: RRUFF Description: Isolated orange granular crystals, associated with quartz and sanbornite. Note that the c-cell edge is doubled relative to the literature Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Quick search: [ All Muirite samples (3) ] | ||||||||||
)
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Muirite RRUFF ID: R120160 |
Ideal Chemistry: Ba10Ca2Mn2+Ti4+Si10O30(OH)10 |
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Locality: Gun Claim, MacMillian Pass, Itsy Mts, Watson Lake Mining District, Yukon Territory, Canada Source: Donald Doell Owner: RRUFF Description: Orange-red massive, associated with colorless sanbornite with good cleavage, diopside, and witherite. Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Quick search: [ All Muirite samples (3) ] | ||||||||||
)
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Muirite RRUFF ID: R140248 |
Ideal Chemistry: Ba10Ca2Mn2+Ti4+Si10O30(OH)10 |
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Locality: Esquire No. 7 Claim, Big Creek, Fresno County, California, USA Source: Rock Currier Owner: RRUFF Description: Scattered orange grains and aggregates associated with taramellite, walstromite and sanbornite. Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Quick search: [ All Muirite samples (3) ] | ||||||||||
)
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Mullite RRUFF ID: R141101 |
Ideal Chemistry: Al4+2xSi2-2xO10-x (x ≈ 0.4) |
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Locality: Caspar quarry, Bellerberg volcano, Mayen, Eifel, Germany Source: Ch. and H. Schäfer Owner: RRUFF Description: Violet acicular crystals Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Quick search: [ All Mullite samples (3) ] | ||||||||||
)
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Mullite RRUFF ID: R141103 |
Ideal Chemistry: Al4+2xSi2-2xO10-x (x ≈ 0.4) |
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Locality: Weinberg, Nickenich, Eifel, Germany Source: Ch. and H. Schäfer Owner: RRUFF Description: White acicular crystals Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Quick search: [ All Mullite samples (3) ] | ||||||||||
)
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Mullite RRUFF ID: R150147 |
Ideal Chemistry: Al4+2xSi2-2xO10-x (x ≈ 0.4) |
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Locality: Northwest of Ormsaig, Ross of Mull, Scotland Source: Nicolas Bost, Portion of a sample from the Musée de Minéralogie MINES Paristech, Paris, France, # Owner: Nicolas Bost Description: Pink grains. Sample used in Bost et al (2016) Status: The identification of this mineral is confirmed by NMR |
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| Quick search: [ All Mullite samples (3) ] | ||||||||||
)
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Munakataite RRUFF ID: R110005 |
Ideal Chemistry: Pb2+2Cu2+2(Se4+O3)S6+O4(OH)4 |
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Locality: Tonopah-Belmont mine, Maricopa County, Arizona, USA Source: Marcus Origlieri Owner: RRUFF Description: Blue acicular to prismatic crystals with tapering terminations, associated with brochantite and cerussite Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Linarite (8) ] | ||||||||||
| Quick search: [ All Munakataite samples (3) ] | ||||||||||
)
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Munakataite RRUFF ID: R110006 |
Ideal Chemistry: Pb2+2Cu2+2(Se4+O3)S6+O4(OH)4 |
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Locality: Tonopah-Belmont mine, Maricopa County, Arizona, USA Source: Marcus Origlieri Owner: RRUFF Description: Jackstraw aggregate of blue bladed crystals Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Linarite (8) ] | ||||||||||
| Quick search: [ All Munakataite samples (3) ] | ||||||||||
)
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Munakataite RRUFF ID: R150128 |
Ideal Chemistry: Pb2+2Cu2+2(Se4+O3)S6+O4(OH)4 |
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Locality: Tsumeb mine, Tsumeb, Namibia Source: Shields Flynn Owner: RRUFF Description: Sprays of pale blue acicular crystals, associated with mimetite, smithsonite and quartz Status: unconfirmed |
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| Mineral Group: [ Linarite (8) ] | ||||||||||
| Quick search: [ All Munakataite samples (3) ] | ||||||||||
)
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Murdochite RRUFF ID: R110122 |
Ideal Chemistry: Cu2+12Pb4+2O15Cl2 |
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Locality: Mapimi, Mexico Source: Rob Lavinsky Owner: RRUFF Description: Coating of black cubes Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Murdochite (3) ] | ||||||||||
| Quick search: [ All Murdochite samples (2) ] | ||||||||||
)
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Murdochite RRUFF ID: R180001 |
Ideal Chemistry: Cu2+12Pb4+2O15Cl2 |
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Locality: Mammoth mine, Tiger, Pinal County, Arizona, USA Source: UA Mineral Museum 5279 Owner: UA Mineral Museum Description: Black octahedral or cubo-octahedral crystals, associated with green prismatic dioptase Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Murdochite (3) ] | ||||||||||
| Quick search: [ All Murdochite samples (2) ] | ||||||||||
)
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Murmanite RRUFF ID: R060886 |
Ideal Chemistry: Na2Ti4+2Na2Ti4+2(Si2O7)2O4(H2O)4 |
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Locality: Lovozero Massif, Kola Peninsula, Russia Source: Bob Jenkins Owner: RRUFF Description: Lilac lamellar aggregate Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Epistolite (9) ] | ||||||||||
| Quick search: [ All Murmanite samples (2) ] | ||||||||||
)
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Murmanite RRUFF ID: R110202 |
Ideal Chemistry: Na2Ti4+2Na2Ti4+2(Si2O7)2O4(H2O)4 |
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Locality: Kvanefjeld Mt., Kuannersuit plateau, Ilimaussaq complex, Narsaq, Kitaa Province, Greenland Source: Donald Doell Owner: RRUFF Description: Pink plates frozen in matrix Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Epistolite (9) ] | ||||||||||
| Quick search: [ All Murmanite samples (2) ] | ||||||||||
)
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Murphyite RRUFF ID: R210011 |
Ideal Chemistry: Pb2+(Te6+O4) |
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Locality: Grand Central mine, Tombstone, Arizona, USA Source: Bruce Murphy Owner: RRUFF Description: Colorless prismatic crystals, associated with chlorargyrite, emmonsite, ottoite, stolzite, scheelite, schieffelinite, quartz, and jarosite. Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Raspite (3) ] | ||||||||||
)
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Muscovite RRUFF ID: R040104 |
Ideal Chemistry: KAl2(Si3Al)O10(OH)2 |
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Locality: unknown Source: University of Arizona Mineral Museum 8520 Owner: RRUFF Description: Dark green hexagonal tablet Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Groups: [ mica (50) ] [ Clay (86) ] | ||||||||||
| Quick search: [ All Muscovite samples (11) ] | ||||||||||
)
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Muscovite RRUFF ID: R040108 |
Ideal Chemistry: KAl2(Si3Al)O10(OH)2 |
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Locality: USSR Source: University of Arizona Mineral Museum 9528 Owner: RRUFF Description: Dark green hexagonal tablet Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Groups: [ mica (50) ] [ Clay (86) ] | ||||||||||
| Quick search: [ All Muscovite samples (11) ] | ||||||||||
)
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Muscovite RRUFF ID: R040124 |
Ideal Chemistry: KAl2(Si3Al)O10(OH)2 |
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Locality: Garnet Hill, Pennsylvania, USA Source: Bob Downs Owner: RRUFF Description: Grayish green mica book Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Groups: [ mica (50) ] [ Clay (86) ] | ||||||||||
| Quick search: [ All Muscovite samples (11) ] | ||||||||||
)
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Muscovite RRUFF ID: R050080 |
Ideal Chemistry: KAl2(Si3Al)O10(OH)2 |
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Locality: Brazil Source: Rock Currier Owner: RRUFF Description: Tan colored micaceous crystals of 2M1 polytype Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Groups: [ mica (50) ] [ Clay (86) ] | ||||||||||
| Quick search: [ All Muscovite samples (11) ] | ||||||||||
)
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Muscovite RRUFF ID: R050188 |
Ideal Chemistry: KAl2(Si3Al)O10(OH)2 |
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Locality: Sapinero, near Blue Mesa Reservoir, Gunnison County, Colorado, USA Source: Dave Bunk Minerals Owner: RRUFF Description: Black pseudohexagonal crystal, polytype 2M1, associated with quartz Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Groups: [ mica (50) ] [ Clay (86) ] | ||||||||||
| Quick search: [ All Muscovite samples (11) ] | ||||||||||
)
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Muscovite RRUFF ID: R050198 |
Ideal Chemistry: KAl2(Si3Al)O10(OH)2 |
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Locality: California, USA Source: University of Arizona Mineral Museum 8433 Owner: RRUFF Description: Micaceous aggregate, polytype 2M1 Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Groups: [ mica (50) ] [ Clay (86) ] | ||||||||||
| Quick search: [ All Muscovite samples (11) ] | ||||||||||
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Muscovite RRUFF ID: X050119 |
Ideal Chemistry: KAl2(Si3Al)O10(OH)2 |
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Locality: Blue Lady mine, Chihuahua Valley, San Diego County, California, USA Source: Caltech Owner: Caltech Description: Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Groups: [ mica (50) ] [ Clay (86) ] | ||||||||||
| Quick search: [ All Muscovite samples (11) ] | ||||||||||
)
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Muscovite RRUFF ID: R060182 |
Ideal Chemistry: KAl2(Si3Al)O10(OH)2 |
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Locality: Reliance mine, Mica Mountain, Tete Juane Cache, British Columbia, Canada Source: Lloyd Twaites Owner: RRUFF Description: Pale-yellow transparent mica, polytype 2M1 Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Groups: [ mica (50) ] [ Clay (86) ] | ||||||||||
| Quick search: [ All Muscovite samples (11) ] | ||||||||||
)
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Muscovite RRUFF ID: R060266 |
Ideal Chemistry: KAl2(Si3Al)O10(OH)2 |
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Locality: Bolet, Vasterbotten, Sweden Source: Michael Scott S100304 Owner: RRUFF Description: Pink earthy massive Status: The identification of this mineral has been made only by X-ray diffraction. |
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| Mineral Groups: [ mica (50) ] [ Clay (86) ] | ||||||||||
| Quick search: [ All Muscovite samples (11) ] | ||||||||||
)
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Muscovite RRUFF ID: R061120 |
Ideal Chemistry: KAl2(Si3Al)O10(OH)2 |
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Locality: Aracuai City, Minas Gerais, Brazil Source: Michael Scott S103197 Owner: RRUFF Description: Lavender prismatic micaceous crystals Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Groups: [ mica (50) ] [ Clay (86) ] | ||||||||||
| Quick search: [ All Muscovite samples (11) ] | ||||||||||
)
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Muscovite RRUFF ID: R100147 |
Ideal Chemistry: KAl2(Si3Al)O10(OH)2 |
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Locality: Blue Mountain Quarry, Methuen Township, Petersborough County, Ontario, Canada Source: Mineralogical Museum, Harvard University 103128 Owner: RRUFF Description: Book of brown mica Status: The identification of this mineral is not yet confirmed. |
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| Mineral Groups: [ mica (50) ] [ Clay (86) ] | ||||||||||
| Quick search: [ All Muscovite samples (11) ] | ||||||||||
)
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Mushistonite RRUFF ID: R060153 |
Ideal Chemistry: Cu2+Sn4+(OH)6 |
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Locality: Ping Wu, Xuebaoding, Sichuan, China Source: Marcus Origlieri Owner: RRUFF Description: Yellow fine-grained earthy aggregate with green acicular malachite Status: The identification of this mineral is not yet confirmed. |
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| Mineral Group: [ Perovskite (44) ] | ||||||||||
)
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Nabokoite RRUFF ID: R070062 |
Ideal Chemistry: Cu2+7Te4+O4(S6+O4)5·KCl |
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Locality: Tolbachik Volcano, Kamchatka, Russia Source: Michael Scott S105083 Owner: RRUFF Description: Brown thin tabular plates, co-type material Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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)
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Nacrite RRUFF ID: R100066 |
Ideal Chemistry: Al2Si2O5(OH)4 |
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Locality: Geisberg, Schweighausen, Black Forest, Germany Source: Bob Jenkins Owner: RRUFF Description: Stacks of parallel pseudohexagonal white plates Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Groups: [ Clay (86) ] [ Kaolinite (7) ] | ||||||||||
)
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Nadorite RRUFF ID: R050523 |
Ideal Chemistry: Pb2+Sb3+O2Cl |
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Locality: Constantine, Algeria Source: University of Arizona Mineral Museum 3045 Owner: RRUFF Description: Brown adamantine fragments Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Nadorite (3) ] | ||||||||||
| Quick search: [ All Nadorite samples (2) ] | ||||||||||
)
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Nadorite RRUFF ID: R050525 |
Ideal Chemistry: Pb2+Sb3+O2Cl |
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Locality: Langban, Filipstad, Varmland, Sweden Source: University of Arizona Mineral Museum 3046 Owner: RRUFF Description: Pale yellow platy group Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Nadorite (3) ] | ||||||||||
| Quick search: [ All Nadorite samples (2) ] | ||||||||||
)
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Nagelschmidtite RRUFF ID: R070032 |
Ideal Chemistry: Ca7(SiO4)2(PO4)2 |
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Locality: Hatrurium Formation, Negev Desert, southern Israel Source: Michael Scott S105080 Owner: RRUFF Description: Status: The identification of this mineral is not yet confirmed. |
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)
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Nagyágite RRUFF ID: R060723 |
Ideal Chemistry: [Pb(Pb,Sb)S2][(Au,Te)] |
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Locality: Nagyag, Romania Source: Bob Jenkins Owner: RRUFF Description: Dark grey metallic tabular crystal Status: The identification of this mineral is not yet confirmed. |
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| Quick search: [ All Nagyágite samples (2) ] | ||||||||||
)
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Nagyágite RRUFF ID: R060865 |
Ideal Chemistry: [Pb(Pb,Sb)S2][(Au,Te)] |
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Locality: Nagyog, Transylvania Source: Michael Scott S100867 Owner: RRUFF Description: Black vitreous massive Status: The identification of this mineral is not yet confirmed. |
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| Quick search: [ All Nagyágite samples (2) ] | ||||||||||
)
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Nahcolite RRUFF ID: R070237 |
Ideal Chemistry: NaHCO3 |
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Locality: Bureau of Mines Oil Shale Mine, East Rifle Creek area, Garfield County, Colorado, USA Source: Michael Scott S105046 Owner: RRUFF Description: Clear, colorless to brownish, massive Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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)
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Nakauriite RRUFF ID: R060842 |
Ideal Chemistry: Cu2+8(S6+O4)4(CO3)(OH)6·48H2O |
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Locality: Gabbs, Nevada, USA Source: Bob Jenkins Owner: RRUFF Description: Spray of blue fibers Status: The identification of this mineral is not yet confirmed. |
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| Quick search: [ All Nakauriite samples (2) ] | ||||||||||
)
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Nakauriite RRUFF ID: R060976 |
Ideal Chemistry: Cu2+8(S6+O4)4(CO3)(OH)6·48H2O |
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Locality: Nakauri mine, Aichi Prefecture, Japan Source: Michael Scott S101440 Owner: RRUFF Description: Deep sky blue to white acicular crystals in serpentinite. Status: The identification of this mineral is not yet confirmed. |
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| Quick search: [ All Nakauriite samples (2) ] | ||||||||||
)
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Nalivkinite RRUFF ID: R070219 |
Ideal Chemistry: Li2NaFe2+7Ti4+2(Si4O12)2O2(OH)4F(H2O)2 |
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Locality: Dara-i-Pioz (Darai-Piez) Glacier, Alayskiy (Alai; Alay) Range, South Tien-Shan Mts, Garm region, Districts of the Republican Subordination, Tajikistan Source: Michael Scott S100429 Owner: RRUFF Description: Light brown platy crystals Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Groups: [ astrophyllite (11) ] [ Astrophyllite (5) ] | ||||||||||
)
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Namansilite RRUFF ID: R070006 |
Ideal Chemistry: NaMn3+Si2O6 |
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Locality: Hoskins mine, near Grenfell, New South Wales, Australia Source: Marcus Origlieri Owner: RRUFF Description: Dark red granular, associated with ungarettiite, R050244 Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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)
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Nambulite RRUFF ID: R060616 |
Ideal Chemistry: LiMn2+4Si5O14(OH) |
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Locality: Kombat mine, Kombat, Grootfontein District, Otjozondjupa Region, Namibia Source: Michael Scott S100824 Owner: RRUFF Description: Pink colored fragment of a single crystal associated with gypsum Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Rhodonite (16) ] | ||||||||||
)
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Namibite RRUFF ID: R060782 |
Ideal Chemistry: Cu2+(Bi3+O)2V5+O4(OH) |
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Locality: Khorixas, Darmaraland, Namibia Source: Michael Scott S101297 Owner: RRUFF Description: Dark green irregularly formed crystals associated with quartz Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Quick search: [ All Namibite samples (2) ] | ||||||||||
)
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Namibite RRUFF ID: R100182 |
Ideal Chemistry: Cu2+(Bi3+O)2V5+O4(OH) |
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Locality: Copperopolis, Yavapai County, Arizona, USA Source: Joe Ruiz Owner: RRUFF Description: Clusters of dark green thin tabular crystals on matrix Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Quick search: [ All Namibite samples (2) ] | ||||||||||
)
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Namuwite RRUFF ID: R130173 |
Ideal Chemistry: Zn2+4S6+O4(OH)6·4H2O |
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Locality: Trentini mine, Schio, Vincenza, Italy Source: Donald Doell (small piece), Rock Currier (large piece) Owner: RRUFF Description: Very pale-green platy crystals, associated with colorless gypsum and green ramsbeckite. Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Ktenasite (6) ] | ||||||||||
)
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Narsarsukite RRUFF ID: R060203 |
Ideal Chemistry: Na2(Ti4+,Fe3+)Si4(O,F)11 |
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Locality: Poudrette Quarry, Mont Saint-Hilaire, Rouville County, Quebec, Canada Source: Royal Ontario Museum M41218 Owner: RRUFF Description: Light tan colored transparent fragment Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Quick search: [ All Narsarsukite samples (2) ] | ||||||||||
)
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Narsarsukite RRUFF ID: R060217 |
Ideal Chemistry: Na2(Ti4+,Fe3+)Si4(O,F)11 |
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Locality: Mont Saint-Hilaire, Rouville County, Quebec, Canada Source: Royal Ontario Museum M31995 Owner: RRUFF Description: Tan to green tetragonal prisms Status: The identification of this mineral has been confirmed by X-ray diffraction. |
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| Quick search: [ All Narsarsukite samples (2) ] | ||||||||||
)
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Natanite RRUFF ID: R100016 |
Ideal Chemistry: Fe2+Sn4+(OH)6 |
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Locality: Level 10 silicate body, El Potosi mine, Santa Eulalia, Chihuahua, Mexico Source: William Pinch Owner: RRUFF Description: Orange octahedron, associated with black ilvaite, colorless fluorite, calcite Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Perovskite (44) ] | ||||||||||
)
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Natroalunite RRUFF ID: R060406 |
Ideal Chemistry: NaAl3(S6+O4)2(OH)6 |
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Locality: Sugar Loaf Butte, Arizona, USA Source: American Museum of Natural History 28347 Owner: RRUFF Description: Tan colored consolidated powder Status: The identification of this mineral has been confirmed only by X-ray diffraction |
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| Mineral Groups: [ alunite (46) ] [ Alunite (20) ] | ||||||||||
)
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Natroboltwoodite RRUFF ID: R060880 |
Ideal Chemistry: Na(U6+O2)(SiO3OH)·H2O |
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Locality: Alluaiv Mountain, Lovozero, Russia Source: Michael Scott S100960 Owner: RRUFF Description: Pale yellow massive, X-ray diffraction indicates that this is amorphous Status: The identification of this mineral is not yet confirmed. |
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