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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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Fluorlamprophyllite RRUFF ID: R130421 |
Ideal Chemistry: (SrNa)Ti4+2Na3Ti4+(Si2O7)2O2F2 |
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Locality: Pocos de Caldas Plateau, Minas Gerais, Brazil Source: Gunnar Farber Owner: RRUFF Description: Aggregates of bladed brownish-orange crystals, associated with natrolite, aegerine, analcime, nepheline, and microcline. Type specimen. Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Lamprophyllite (9) ] | ||||||||||
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Fluornatromicrolite RRUFF ID: R060589 |
Ideal Chemistry: (Na1.5Bi3+0.5)Ta5+2O6F |
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Locality: Quixaba mine, Frei Martinho, Paraíba, Northeast Region, Brazil Source: Michael Scott S100787 Owner: RRUFF Description: Dark green octahedron embedded in white albite matrix Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Groups: [ pyrochlore (28) ] [ microlite (15) ] | ||||||||||
| Quick search: [ All Fluornatromicrolite samples (2) ] | ||||||||||
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Fluornatromicrolite RRUFF ID: R130021 |
Ideal Chemistry: (Na1.5Bi3+0.5)Ta5+2O6F |
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Locality: Fisher’s Ledge, Topsham, Maine, USA. Source: Royal Ontario Museum M47080 Owner: RRUFF Description: Transparent green octahedra on albite Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Groups: [ pyrochlore (28) ] [ microlite (15) ] | ||||||||||
| Quick search: [ All Fluornatromicrolite samples (2) ] | ||||||||||
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Fluoro-edenite RRUFF ID: R070003 |
Ideal Chemistry: NaCa2Mg5(Si7Al)O22F2 |
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Locality: Cobden, Ontario, Canada Source: Michael Scott S103392 Owner: RRUFF Description: Black to very dark green single crystal fragment Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ amphibole (107) ] | ||||||||||
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Fluoro-richterite RRUFF ID: R040019 |
Ideal Chemistry: Na(NaCa)Mg5Si8O22F2 |
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Locality: Wilberforce, Ontario, Canada Source: University of Arizona Mineral Museum 11037 Owner: RRUFF Description: Brown prismatic crystals Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ amphibole (107) ] | ||||||||||
| Quick search: [ All Fluoro-richterite samples (2) ] | ||||||||||
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Fluoro-richterite RRUFF ID: R060290 |
Ideal Chemistry: Na(NaCa)Mg5Si8O22F2 |
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Locality: Koschka Valley, Badakshan Province, Afghanistan Source: Herb Obodda 066 Owner: RRUFF Description: Tan colored transparent prismatic crystal Status: The identification of this mineral has been made only by X-ray diffraction. |
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| Mineral Group: [ amphibole (107) ] | ||||||||||
| Quick search: [ All Fluoro-richterite samples (2) ] | ||||||||||
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Fluorophlogopite RRUFF ID: R040039 |
Ideal Chemistry: KMg3(Si3Al)O10F2 |
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Locality: Franklin, Sussex County, New Jersey, USA Source: University of Arizona Mineral Museum 4635 Owner: RRUFF Description: Brown hexagonal sheets Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ mica (50) ] | ||||||||||
| Quick search: [ All Fluorophlogopite samples (3) ] | ||||||||||
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Fluorophlogopite RRUFF ID: R040042 |
Ideal Chemistry: KMg3(Si3Al)O10F2 |
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Locality: Franklin, Sussex County, New Jersey, USA Source: University of Arizona Mineral Museum 9378 Owner: RRUFF Description: Brown flattened hexagonal prism, polytype 1M Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ mica (50) ] | ||||||||||
| Quick search: [ All Fluorophlogopite samples (3) ] | ||||||||||
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Fluorophlogopite RRUFF ID: R040075 |
Ideal Chemistry: KMg3(Si3Al)O10F2 |
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Locality: unknown Source: University of Arizona Mineral Museum 1429 Owner: RRUFF Description: Green hexagonal tablet Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ mica (50) ] | ||||||||||
| Quick search: [ All Fluorophlogopite samples (3) ] | ||||||||||
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Foitite RRUFF ID: R050356 |
Ideal Chemistry: ◻(Fe2+2Al)Al6(Si6O18)(BO3)3(OH)3OH |
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Locality: Fano mine, Cahuilla Mountain, Riverside County, California, USA Source: George Rossman Owner: RRUFF Description: Black prismatic, elongated and striated fragment Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ tourmaline (49) ] | ||||||||||
| Quick search: [ All Foitite samples (3) ] | ||||||||||
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Foitite RRUFF ID: R050495 |
Ideal Chemistry: ◻(Fe2+2Al)Al6(Si6O18)(BO3)3(OH)3OH |
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Locality: Coahuila Mountain, California, USA Source: California Institute of Technology W-20793 Owner: RRUFF Description: Bluish black prismatic fragment Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ tourmaline (49) ] | ||||||||||
| Quick search: [ All Foitite samples (3) ] | ||||||||||
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Foitite RRUFF ID: R100088 |
Ideal Chemistry: ◻(Fe2+2Al)Al6(Si6O18)(BO3)3(OH)3OH |
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Locality: Oceanview mine, Chief Mountain, Pala District, San Diego County, California, USA Source: Mark Mauthner Owner: RRUFF Description: Elongated prismatic purple to black to green crystals Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ tourmaline (49) ] | ||||||||||
| Quick search: [ All Foitite samples (3) ] | ||||||||||
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Foordite RRUFF ID: R130012 |
Ideal Chemistry: Sn2+Nb5+2O6 |
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Locality: Manono, Shaba, Congo Source: Michael Scott S101429 Owner: RRUFF Description: Brown massive, strong cleavage, yellowish-brown when thin Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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Footemineite RRUFF ID: R090005 |
Ideal Chemistry: Ca2Mn2+5Be4(PO4)6(OH)4·6H2O |
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Locality: Foote mine, North Carolina, USA Source: Luiz Menezes Owner: RRUFF Description: Pale yellow to light green prismatic or barrel-shaped crystals associated with colorless albite. Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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Fornacite RRUFF ID: R060932 |
Ideal Chemistry: Cu2+Pb2+2(Cr6+O4)(As5+O4)(OH) |
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Locality: Tiger, Arizona, USA Source: Bob Jenkins Owner: RRUFF Description: Groups of tabular olive-green crystals 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 Fornacite samples (2) ] | ||||||||||
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Fornacite RRUFF ID: R060986 |
Ideal Chemistry: Cu2+Pb2+2(Cr6+O4)(As5+O4)(OH) |
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Locality: Tombstone, Arizona, USA Source: Bob Jenkins Owner: RRUFF Description: Deep olive-green tabular plates on calcite crystals 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 Fornacite samples (2) ] | ||||||||||
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Forsterite RRUFF ID: R040018 |
Ideal Chemistry: Mg2SiO4 |
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Locality: Trudy's mine, San Carlos, Gila County, Arizona, USA Source: Bob Downs Owner: RRUFF Description: Green fragments from xenoliths in a basalt flow 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 Forsterite samples (20) ] | ||||||||||
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Forsterite RRUFF ID: R040052 |
Ideal Chemistry: Mg2SiO4 |
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Locality: Synthetic, Czochralski method Source: Hideki Kanazawa of Kyoto University, Japan Owner: RRUFF Description: Colorless crystal fragments obtained from a boule. 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 Forsterite samples (20) ] | ||||||||||
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Forsterite RRUFF ID: R040057 |
Ideal Chemistry: Mg2SiO4 |
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Locality: Trudy's mine, San Carlos, Gila County, Arizona, USA Source: Bob Downs Owner: RRUFF Description: Dark green crystal fragments from xenoliths in a basalt flow 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 Forsterite samples (20) ] | ||||||||||
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Forsterite RRUFF ID: R050117 |
Ideal Chemistry: Mg2SiO4 |
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Locality: Sapat, Gilgit, Pakistan Source: Farooq and Nazia Sawal Owner: RRUFF Description: Fragment of a green crystal 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 Forsterite samples (20) ] | ||||||||||
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Forsterite RRUFF ID: X050080 |
Ideal Chemistry: Mg2SiO4 |
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Locality: synthetic end member Source: G.R. Rossman 1017 Owner: Caltech Description: Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Olivine (61) ] | ||||||||||
| Quick search: [ All Forsterite samples (20) ] | ||||||||||
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Forsterite RRUFF ID: X050081 |
Ideal Chemistry: Mg2SiO4 |
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Locality: East Africa Source: G.R. Rossman 1000 Owner: Caltech Description: Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Olivine (61) ] | ||||||||||
| Quick search: [ All Forsterite samples (20) ] | ||||||||||
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Forsterite RRUFF ID: X050082 |
Ideal Chemistry: Mg2SiO4 |
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Locality: Morales Source: G.R. Rossman 1001 Owner: Caltech Description: Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Olivine (61) ] | ||||||||||
| Quick search: [ All Forsterite samples (20) ] | ||||||||||
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Forsterite RRUFF ID: X050085 |
Ideal Chemistry: Mg2SiO4 |
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Locality: Zabargad Source: G.R. Rossman 889 Owner: Caltech Description: Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Olivine (61) ] | ||||||||||
| Quick search: [ All Forsterite samples (20) ] | ||||||||||
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Forsterite RRUFF ID: X050086 |
Ideal Chemistry: Mg2SiO4 |
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Locality: Sri Lanka Source: G.R. Rossman 1345 Owner: Caltech Description: Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Olivine (61) ] | ||||||||||
| Quick search: [ All Forsterite samples (20) ] | ||||||||||
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Forsterite RRUFF ID: X050087 |
Ideal Chemistry: Mg2SiO4 |
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Locality: China Source: G.R. Rossman 1107 Owner: Caltech Description: Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Olivine (61) ] | ||||||||||
| Quick search: [ All Forsterite samples (20) ] | ||||||||||
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Forsterite RRUFF ID: X050088 |
Ideal Chemistry: Mg2SiO4 |
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Locality: San Carlos, Arizona, USA Source: Caltech Owner: Caltech Description: Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Olivine (61) ] | ||||||||||
| Quick search: [ All Forsterite samples (20) ] | ||||||||||
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Forsterite RRUFF ID: X050089 |
Ideal Chemistry: Mg2SiO4 |
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Locality: Source: RD Shannon 62047- 46 Owner: Caltech Description: Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Olivine (61) ] | ||||||||||
| Quick search: [ All Forsterite samples (20) ] | ||||||||||
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Forsterite RRUFF ID: X050090 |
Ideal Chemistry: Mg2SiO4 |
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Locality: San Carlos, Arizona, USA Source: Caltech Owner: Caltech Description: heating experiment Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Olivine (61) ] | ||||||||||
| Quick search: [ All Forsterite samples (20) ] | ||||||||||
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Forsterite RRUFF ID: R060539 |
Ideal Chemistry: Mg2SiO4 |
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Locality: Sri Lanka Source: Gemological Institute of America 19488 Owner: RRUFF Description: Brown cut gemstone 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 Forsterite samples (20) ] | ||||||||||
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Forsterite RRUFF ID: R060535 |
Ideal Chemistry: Mg2SiO4 |
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Locality: unknown Source: Gemological Institute of America 3600 Owner: RRUFF Description: Transparent brown gemstone 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 Forsterite samples (20) ] | ||||||||||
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Forsterite RRUFF ID: R060551 |
Ideal Chemistry: Mg2SiO4 |
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Locality: Kohiston, Pakistan Source: Gemological Institute of America 25 Owner: RRUFF Description: Pale green fragment 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 Forsterite samples (20) ] | ||||||||||
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Forsterite RRUFF ID: R100099 |
Ideal Chemistry: Mg2SiO4 |
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Locality: Synthetic Source: American Museum of Natural History 110942 Owner: RRUFF Description: Colorless fragments 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 Forsterite samples (20) ] | ||||||||||
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Forsterite RRUFF ID: R100100 |
Ideal Chemistry: Mg2SiO4 |
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Locality: Scott Creek, Jackson County, North Carolina, USA Source: American Museum of Natural History 75382 Owner: RRUFF Description: Pale greenish-yellow fragments 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 Forsterite samples (20) ] | ||||||||||
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Forsterite RRUFF ID: R100101 |
Ideal Chemistry: Mg2SiO4 |
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Locality: Yancey County, North Carolina, USA Source: American Museum of Natural History 75156 Owner: RRUFF Description: Pale green consolidated aggregate of grains 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 Forsterite samples (20) ] | ||||||||||
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Forsterite RRUFF ID: R100140 |
Ideal Chemistry: Mg2SiO4 |
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Locality: Pakistan Source: William W. Pinch Owner: RRUFF Description: Pale green cut gemstone Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Olivine (61) ] | ||||||||||
| Quick search: [ All Forsterite samples (20) ] | ||||||||||
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Foshagite RRUFF ID: R070098 |
Ideal Chemistry: Ca4(SiO3)3(OH)2 |
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Locality: Crestmore, Califonia, USA Source: Michael Scott S101319 Owner: RRUFF Description: Silky white compact mass Status: The identification of this mineral is not yet confirmed. |
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Fourmarierite RRUFF ID: R100187 |
Ideal Chemistry: Pb2+1-xO3-2x(U6+O2)4(OH)4+2x·4H2O |
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Locality: Shinkolobwe mine, Kasolo, Katanga, Congo Source: James Shigley Owner: RRUFF Description: Orange-yellow blocky to tabular crystals Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Schoepite (4) ] | ||||||||||
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Francevillite RRUFF ID: R070159 |
Ideal Chemistry: Ba(U6+O2)2(V5+O4)2·5H2O |
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Locality: Mounana mine, Franceville, Haut-Ogooue, Gabon Source: James Shigley Owner: RRUFF Description: Aggregate of orange tabular crystals Status: The identification of this mineral is not yet confirmed. |
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| Mineral Group: [ Fritzscheite (2) ] | ||||||||||
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Franciscanite RRUFF ID: R060056 |
Ideal Chemistry: Mn2+6(V5+◻)(SiO4)2O3(OH)3 |
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Locality: Pennsylvania mine, Santa Clara County, California, USA Source: Marcus Origlieri Owner: RRUFF Description: Black to deep red granular massive Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Welinite (1) ] | ||||||||||
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Franckeite RRUFF ID: R060946 |
Ideal Chemistry: Pb2+21.7Sn4+9.3(Fe2+,Fe3+)4.0Sb3+8.1S2-56.9 |
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Locality: Hoei tin mine, Kyushu Island, Japan Source: Lloyd Twaites Owner: RRUFF Description: Black tabular metallic Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Cylindrite (4) ] | ||||||||||
| Quick search: [ All Franckeite samples (2) ] | ||||||||||
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Franckeite RRUFF ID: R140342 |
Ideal Chemistry: Pb2+21.7Sn4+9.3(Fe2+,Fe3+)4.0Sb3+8.1S2-56.9 |
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Locality: Pacific Limestone Products Quarry, near Santa Cruz, Santa Cruz County, California, USA Source: James Shigley Owner: RRUFF Description: Black anhedral crystals Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Cylindrite (4) ] | ||||||||||
| Quick search: [ All Franckeite samples (2) ] | ||||||||||
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Franconite RRUFF ID: R110185 |
Ideal Chemistry: NaNb5+2O5(OH)·3H2O |
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Locality: Poudrette quarry, Mont St-Hilaire, Quebec, Canada Source: Donald Doell Owner: RRUFF Description: Spherical aggregates of white or colorless acicular crystals assocaited with yellow siderite, galena and sphalerite. EDS shows Na, Ca and Nb. Status: The identification of this mineral is not yet confirmed. |
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Frankamenite RRUFF ID: R060100 |
Ideal Chemistry: K3Na3Ca5Si12O30F3(OH)·H2O |
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Locality: Murun Massif, Sakka, Yakutia, Russia Source: University of Arizona Mineral Museum 16842 Owner: RRUFF Description: Gray thin laths associated with purple charoite Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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Franklinite RRUFF ID: R070137 |
Ideal Chemistry: Zn2+Fe3+2O4 |
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Locality: Franklin mine, Franklin, Sussex County, New Jersey, USA Source: Michael Scott S100420 Owner: RRUFF Description: Gray semi-metallic octahedral crystals associated with calcite Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Spinel (66) ] | ||||||||||
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Franksousaite RRUFF ID: R210012 |
Ideal Chemistry: Pb2+Cu2+(Se6+O4)(OH)2 |
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Locality: El Dragon mine, Potosi, Bolivia Source: Jim McGlasson #9213 Owner: RRUFF Description: Pale blue prismatic crystal included in colorless, euhedral anglesite. Type specimen. Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Linarite (8) ] | ||||||||||
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Fredrikssonite RRUFF ID: R130112 |
Ideal Chemistry: Mg2Mn3+O2(BO3) |
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Locality: Langban, Filipstad, Varmland, Sweden Source: Rock Currier Owner: RRUFF Description: Opaque reddish black striated prismatic crystals, associated with calcite and granular hausmannite. Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Ludwigite (5) ] | ||||||||||
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Freieslebenite RRUFF ID: R060174 |
Ideal Chemistry: Ag1+Pb2+Sb3+S2-3 |
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Locality: Van Silver mine, Vancouver, British Columbia, Canada Source: Ty Balacko, TB 3 Owner: RRUFF Description: Pale steel-gray striated prismatic crystals Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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Fresnoite RRUFF ID: R050595 |
Ideal Chemistry: Ba2Ti4+O(Si2O7) |
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Locality: Junnila claim, Clear Creek area, New Idria district, San Benito County, California, USA Source: Scott Kleine Owner: RRUFF Description: Pink to yellow massive fragment Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Melilite (7) ] | ||||||||||
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Friedelite RRUFF ID: R060364 |
Ideal Chemistry: Mn2+8Si6O15(OH)10 |
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Locality: Sterling Hill mine, Ogdensburg, Sussex County, New Jersey, USA Source: Herb Obodda 037 Owner: RRUFF Description: Brownish-red fine-grained massive Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Groups: [ Pyrosmalite (9) ] [ Clay (86) ] | ||||||||||
| Quick search: [ All Friedelite samples (2) ] | ||||||||||
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Friedelite RRUFF ID: R070085 |
Ideal Chemistry: Mn2+8Si6O15(OH)10 |
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Locality: Sterling Hill mine, Ogdensburg, New Jersey, USA Source: Bob Jenkins Owner: RRUFF Description: Orange-brown coarsely crystalline Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Groups: [ Pyrosmalite (9) ] [ Clay (86) ] | ||||||||||
| Quick search: [ All Friedelite samples (2) ] | ||||||||||
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Frolovite RRUFF ID: R070469 |
Ideal Chemistry: Ca[B(OH)4]2 |
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Locality: Solongo B deposit, Vitim Plateau, Buriatia (Buryatia) Republic, Transbaikalia (Zabaykalye), Eastern-Siberian Region, Russia Source: Michael Scott S105794 Owner: RRUFF Description: Vitreous colorless vein, associated with calcite and yellow roweite, R130073 Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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Frondelite RRUFF ID: R050622 |
Ideal Chemistry: (Mn2+0.5Fe3+0.5)2Fe3+3(PO4)3(OH)5 |
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Locality: Hagendorf, Bavaria, Germany Source: University of Arizona Mineral Museum 2647 Owner: RRUFF Description: Black bladed crystals in divergent radial aggregates Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Rockbridgeite (3) ] | ||||||||||
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Froodite RRUFF ID: R070459 |
Ideal Chemistry: PdBi2 |
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Locality: Oktyabr'sky mine, Noril'sk, Putoran Mountains, Taymyrskiy Autonomous Okrug, Eastern-Siberian Region, Russia Source: Michael Scott S105003 Owner: RRUFF Description: Gray metallic massive embedded in ore Status: The identification of this mineral is not yet confirmed. |
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Furutobeite RRUFF ID: R060937 |
Ideal Chemistry: (Cu1+,Ag1+)6Pb2+S2-4 |
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Locality: Tsumeb mine, Tsumeb, Otavi District, Oshikoto, Namibia Source: William W. Pinch Owner: RRUFF Description: Steel gray metallic elongated prisms, associated with quartz, tennantite, and djurleite. Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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Gadolinite-(Y) RRUFF ID: R060351 |
Ideal Chemistry: Fe2+Be2Y2(SiO4)2O2 |
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Locality: Hittero, Vest-Agder, Norway Source: Herb Obodda 031 Owner: RRUFF Description: Dark brown vitreous fragment Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Gadolinite (18) ] | ||||||||||
| Quick search: [ All Gadolinite-(Y) samples (4) ] | ||||||||||
)
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Gadolinite-(Y) RRUFF ID: R070340 |
Ideal Chemistry: Fe2+Be2Y2(SiO4)2O2 |
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Locality: Ytterøya Mine, Røvika, Ytterøya (island), Levanger, Nord-Trøndelag, Norway Source: Michael Scott S103589 Owner: RRUFF Description: Black vitreous, metamict massive, a portion of the sample was heated, and is recorded under R080129. Status: The identification of this mineral has been made only by X-ray diffraction. |
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| Mineral Group: [ Gadolinite (18) ] | ||||||||||
| Quick search: [ All Gadolinite-(Y) samples (4) ] | ||||||||||
)
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Gadolinite-(Y) RRUFF ID: R080129 |
Ideal Chemistry: Fe2+Be2Y2(SiO4)2O2 |
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Locality: Ytterøya mine, Røvika, Ytterøya (island), Levanger, Nord-Trøndelag, Norway Source: Michael Scott S103589 Owner: RRUFF Description: Reddish-brown fragment from metamict sample R070340, after heating at T = 1000 C for 23 hours Status: The identification of this mineral has been confirmed only by X-ray diffraction |
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| Mineral Group: [ Gadolinite (18) ] | ||||||||||
| Quick search: [ All Gadolinite-(Y) samples (4) ] | ||||||||||
)
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Gadolinite-(Y) RRUFF ID: R120138 |
Ideal Chemistry: Fe2+Be2Y2(SiO4)2O2 |
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Locality: Ytterby, Uppland, Sweden Source: William Shelton Owner: RRUFF Description: Vitreous black massive Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Gadolinite (18) ] | ||||||||||
| Quick search: [ All Gadolinite-(Y) samples (4) ] | ||||||||||
)
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Gadolinium gallium garnet RRUFF ID: X090005 |
Ideal Chemistry: Gd3Ga2(GaO4)3 |
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Locality: Synthetic Source: Gemological Institute of America 11872 Owner: GIA Description: Faceted colorless gemstone, 4.95 ct Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ garnet (97) ] | ||||||||||
| Quick search: [ All Gadolinium gallium garnet samples (4) ] | ||||||||||
)
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Gadolinium gallium garnet RRUFF ID: X090006 |
Ideal Chemistry: Gd3Ga2(GaO4)3 |
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Locality: Synthetic Source: Gemological Institute of America 15729 Owner: GIA Description: Faceted colorless gemstone, 1.81 ct Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ garnet (97) ] | ||||||||||
| Quick search: [ All Gadolinium gallium garnet samples (4) ] | ||||||||||
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Gadolinium gallium garnet RRUFF ID: X090007 |
Ideal Chemistry: Gd3Ga2(GaO4)3 |
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Locality: Synthetic Source: Gemological Institute of America 11883 Owner: GIA Description: Faceted colorless gemstone, 1.70 ct Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ garnet (97) ] | ||||||||||
| Quick search: [ All Gadolinium gallium garnet samples (4) ] | ||||||||||
)
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Gadolinium gallium garnet RRUFF ID: R110102 |
Ideal Chemistry: Gd3Ga2(GaO4)3 |
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Locality: Synthetic Source: Gemological Institute of America 10-12-2010-7 Owner: RRUFF Description: A cut, colorless (2.33ct) gemstone, grown by crystal pulling. Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ garnet (97) ] | ||||||||||
| Quick search: [ All Gadolinium gallium garnet samples (4) ] | ||||||||||
)
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Gagarinite-(Y) RRUFF ID: R060517 |
Ideal Chemistry: NaCaYF6 |
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Locality: Gjerdingen, Nordmark, north of Oslo, Norway Source: Michael Scott S100305 Owner: RRUFF Description: Brownish-orange massive blebs associated with quartz, feldspar, brown astrophyllite and black riebeckite Status: The identification of this mineral is not yet confirmed. |
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| Mineral Group: [ Gagarinite (1) ] | ||||||||||
)
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Gageite RRUFF ID: R070471 |
Ideal Chemistry: Mn2+21Si8O27(OH)20 |
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Locality: Wessels mine, Hotazel, Kalahari manganese field, Northern Cape Province, South Africa Source: Michael Scott S101448 Owner: RRUFF Description: Matted aggregates of tan colored fibers associated with calcite Status: The identification of this mineral is not yet confirmed. |
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)
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Gahnite RRUFF ID: R040027 |
Ideal Chemistry: Zn2+Al2O4 |
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Locality: Rowe, Franklin County, Massachusetts, USA Source: University of Arizona Mineral Museum 11402 Owner: RRUFF Description: Dark blue octahedral single crystals embedded in quartz matrix Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Spinel (66) ] | ||||||||||
| Quick search: [ All Gahnite samples (4) ] | ||||||||||
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Gahnite RRUFF ID: X060004 |
Ideal Chemistry: Zn2+Al2O4 |
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Locality: Claremont, Massachusetts, USA Source: University of Arizona Mineral Museum 3698 Owner: University of Arizona Mineral Museum Description: Single crystal Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Spinel (66) ] | ||||||||||
| Quick search: [ All Gahnite samples (4) ] | ||||||||||
)
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Gahnite RRUFF ID: R070591 |
Ideal Chemistry: Zn2+Al2O4 |
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Locality: Jemaa, Kaduna, Nigeria Source: James Shigley Owner: RRUFF Description: Blue octahedron Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Spinel (66) ] | ||||||||||
| Quick search: [ All Gahnite samples (4) ] | ||||||||||
)
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Gahnite RRUFF ID: R170037 |
Ideal Chemistry: Zn2+Al2O4 |
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Locality: Silberberg mine, Bodenmais, Zwiesel, Bavarian Forest, Lower Bavaria, Bavaria, Germany Source: Rock Currier Owner: UAMM Description: Massive dark to bluish-green Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Spinel (66) ] | ||||||||||
| Quick search: [ All Gahnite samples (4) ] | ||||||||||
)
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Gaidonnayite RRUFF ID: R070472 |
Ideal Chemistry: Na2Zr4+Si3O9·2H2O |
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Locality: Poudrette quarry, Mont Saint-Hilaire, Rouville County, Québec, Canada Source: Michael Scott S104410 Owner: RRUFF Description: Colorless to light brown prismatic crystals, co-type material, associated with colorless albite and pyrite. Fluoresces green under short wave ultraviolet light. Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Gaidonnayite (3) ] | ||||||||||
| Quick search: [ All Gaidonnayite samples (2) ] | ||||||||||
)
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Gaidonnayite RRUFF ID: R140540 |
Ideal Chemistry: Na2Zr4+Si3O9·2H2O |
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Locality: Prefeitura quarry, Pocos de Caldas, Minas Gerais, Brazil Source: Luiz Menezes Owner: RRUFF Description: Isolated colorless or grey granular crystals Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Gaidonnayite (3) ] | ||||||||||
| Quick search: [ All Gaidonnayite samples (2) ] | ||||||||||
)
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Gaitite RRUFF ID: R130625 |
Ideal Chemistry: Ca2+2Zn2+(As5+O4)2·2H2O |
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Locality: Municipio de Pitiquito, Sonora, Mexico Source: Rock Currier Owner: RRUFF Description: Grey to white tabular or granular crystals, associated with colorless irregular austinite and quartz Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ fairfieldite (16) ] | ||||||||||
)
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Galaxite RRUFF ID: R140320 |
Ideal Chemistry: Mn2+Al2O4 |
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Locality: Bald Knob deposit, Bald Knob, Sparta, Alleghany County, North Carolina, USA Source: Lyle Gordon Owner: RRUFF Description: Dark red-brown granular crystals, associated with alleghanyite, psilomelane, and jacobsite Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Spinel (66) ] | ||||||||||
)
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Galeite RRUFF ID: R130025 |
Ideal Chemistry: Na15(S6+O4)5ClF4 |
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Locality: Searles Lake, Trona, San Bernardino County, California, USA Source: Marcus Origlieri Owner: RRUFF Description: Colorless hexagonal prisms with tapering pyramidal terminations, associated with gaylussite Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Quick search: [ All Galeite samples (2) ] | ||||||||||
)
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Galeite RRUFF ID: R160078 |
Ideal Chemistry: Na15(S6+O4)5ClF4 |
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Locality: Searles Lake, San Bernardino County, California, USA Source: Rock Currier Owner: UAMM Description: Colorless to pale grey barrel-shaped crystals, intergrown with schairerite Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Quick search: [ All Galeite samples (2) ] | ||||||||||
)
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Galena RRUFF ID: R060187 |
Ideal Chemistry: Pb2+S2- |
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Locality: Polaris mine, Little Cornwallis Island, Northwest Territories, Canada Source: Lloyd Twaites Owner: RRUFF Description: Lead-gray metallic cubo-octahedra Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Rocksalt (18) ] | ||||||||||
| Quick search: [ All Galena samples (2) ] | ||||||||||
)
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Galena RRUFF ID: R070325 |
Ideal Chemistry: Pb2+S2- |
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Locality: Cumberland, England Source: James Shigley Owner: RRUFF Description: Lead-grey metallic cubo-octahedral crystal associated with quartz and calcite Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Rocksalt (18) ] | ||||||||||
| Quick search: [ All Galena samples (2) ] | ||||||||||
)
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Galenobismutite RRUFF ID: R110057 |
Ideal Chemistry: Pb2+Bi3+2S2-4 |
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Locality: Vena Cobalt mines, Bergslagen, Sweden Source: William W Pinch Owner: RRUFF Description: Gray metallic massive Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Kobellite (9) ] | ||||||||||
)
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Galkhaite RRUFF ID: R070394 |
Ideal Chemistry: (Hg2+5Cu1+)Cs1+As3+4S2-12 |
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Locality: Getchell Mine, Adam Peak, Potosi District, Humboldt County, Nevada, USA Source: Michael Scott S104412 Owner: RRUFF Description: Dark red cubes associated with quartz Status: The identification of this mineral has been confirmed by X-ray diffraction. |
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| Mineral Groups: [ Galkhaite (1) ] [ Tetrahedrite (11) ] [ Tennantite (1) ] | ||||||||||
)
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Galuskinite RRUFF ID: R130076 |
Ideal Chemistry: Ca7(SiO4)3(CO3) |
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Locality: Birkhin gabbro massif, Eastern Siberia, Russia Source: Thomas Ambruster Owner: Thomas Ambruster Description: Thin veins cutting calcio-olivine skarn (image). Colourless, white, pale grey. Associated with pavlovskyite. Data from Lazic et al (2011) 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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Gamagarite RRUFF ID: R130111 |
Ideal Chemistry: Ba2Fe3+(V5+O4)2(OH) |
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Locality: Molinello mine, Graveglia Valley, Genova Province, Liguria, Italy Source: Don Doell (Small piece), Rock Currier (Large piece) Owner: RRUFF Description: Dark 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: [ Brackebuschite (17) ] | ||||||||||
)
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Ganomalite RRUFF ID: R050387 |
Ideal Chemistry: Pb2+3Ca2(SiO4)(Si2O7) |
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Locality: Sells, Pima County, Arizona, USA Source: University of Arizona Mineral Museum 13168 Owner: RRUFF Description: Yellowish-red massive Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Ganomalite (1) ] | ||||||||||
)
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Garnet RRUFF ID: R141191 |
Ideal Chemistry: |
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Locality: Synthetic Source: Yuntao Wu #177 Owner: RRUFF Description: Yellow vitreous fragment. Ideal formula: Gd3 Al2 Ga3 O12. Synthesized at 1800 degrees C. Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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)
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Garronite-Ca RRUFF ID: R050281 |
Ideal Chemistry: NaCa2.5(Si10Al6)O32·14H2O |
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Locality: Pete's Point, Aneroid Lake, Wallowa County, Oregon, USA Source: Marcus Origlieri Owner: RRUFF Description: White radiating crystal aggregates completely filling amygdules Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Gismondine (3) ] | ||||||||||
)
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Gartrellite RRUFF ID: R060881 |
Ideal Chemistry: Pb2+Cu2+Fe3+(As5+O4)2(OH)·H2O |
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Locality: Ashburton Downs, Western Australia Source: Bob Jenkins Owner: RRUFF Description: Yellow grainy incrustations 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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Gaspéite RRUFF ID: R040157 |
Ideal Chemistry: Ni2+CO3 |
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Locality: Lemieux Township, Gaspe Nord County, Gaspe Peninsula, Quebec, Canada Source: University of Arizona Mineral Museum 10112 Owner: RRUFF Description: Green massive Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Calcite (36) ] | ||||||||||
| Quick search: [ All Gaspéite samples (2) ] | ||||||||||
)
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Gaspéite RRUFF ID: R060366 |
Ideal Chemistry: Ni2+CO3 |
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Locality: Pilbara Region, Western Australia, Australia Source: Herb Obodda 011 Owner: RRUFF Description: Green fine-grained massive coating Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Calcite (36) ] | ||||||||||
| Quick search: [ All Gaspéite samples (2) ] | ||||||||||
)
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Gatumbaite RRUFF ID: R070388 |
Ideal Chemistry: CaAl2(PO4)2(OH)2·H2O |
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Locality: Buranga pegmatite, Gatumba District, Gisenyi Province, Rwanda Source: Michael Scott S104683 Owner: RRUFF Description: Radial aggregate of colorless acicular crystals on trolleite associated with wardite Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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)
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Gaudefroyite RRUFF ID: R050675 |
Ideal Chemistry: Ca4Mn3+3(BO3)3(CO3)O3 |
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Locality: Wessels mine, Cape Province, South Africa Source: University of Arizona Mineral Museum 14749 Owner: RRUFF Description: Black hexagonal stubby dipyramidal crystals Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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)
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Gaylussite RRUFF ID: R040146 |
Ideal Chemistry: Na2Ca(CO3)2·5H2O |
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Locality: Searles Lake, Trona, San Bernardino County, California, USA Source: University of Arizona Mineral Museum 13258 Owner: RRUFF Description: Colorless crystal fragments Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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)
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Gearksutite RRUFF ID: R050657 |
Ideal Chemistry: CaAlF4(OH)·H2O |
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Locality: Jamestown, Colorado, USA Source: University of Arizona Mineral Museum 13284 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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)
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Gedrite RRUFF ID: R050339 |
Ideal Chemistry: ◻Mg2(Mg3Al2)(Si6Al2)O22(OH)2 |
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Locality: Bamble, Telemark, Norway Source: California Institute of Technology W-203 Owner: RRUFF Description: Dark gray cleavage fragment Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ amphibole (107) ] | ||||||||||
)
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Gehlenite RRUFF ID: R060841 |
Ideal Chemistry: Ca2Al(SiAl)O7 |
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Locality: Monzoni, Tyrol, Italy Source: Michael Scott S101000 Owner: RRUFF Description: Brown rectangular prism Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Melilite (7) ] | ||||||||||
| Quick search: [ All Gehlenite samples (3) ] | ||||||||||
)
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Gehlenite RRUFF ID: R061091 |
Ideal Chemistry: Ca2Al(SiAl)O7 |
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Locality: Carneal Plug, Glenoe Larne District, County Antrim, Northern Ireland Source: Michael Scott S101599 Owner: RRUFF Description: Yellowish-brown anhedral blebs associated with black magnetite and white wollastonite Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Melilite (7) ] | ||||||||||
| Quick search: [ All Gehlenite samples (3) ] | ||||||||||
)
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Gehlenite RRUFF ID: R070478 |
Ideal Chemistry: Ca2Al(SiAl)O7 |
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Locality: Durham Ranch, South of Gillette, Sublette County, Wyoming, USA Source: Michael Scott S104474 Owner: RRUFF Description: Brown short, tetragonal prismatic crystals, associated with esseneite R061123 Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Melilite (7) ] | ||||||||||
| Quick search: [ All Gehlenite samples (3) ] | ||||||||||
)
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Geikielite RRUFF ID: R070479 |
Ideal Chemistry: MgTi4+O3 |
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Locality: Colombo, Sri Lanka Source: Royal Ontario Museum M14941 Owner: RRUFF Description: Dark red fragment Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Corundum (38) ] | ||||||||||
)
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Gelosaite RRUFF ID: R120031 |
Ideal Chemistry: Bi3+Mo6+(2-5x)Mo5+6xO7(OH)·H2O (0≤x≤0.4) |
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Locality: Old 25 pipe, Kingsgate, New South Wales, Australia Source: Pete Williams and Bill Pinch Owner: RRUFF Description: Blue blocky crystals Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Groups: [ Not in a structural group (133) ] [ Gelosaite (1) ] | ||||||||||
)
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Geminite RRUFF ID: R070434 |
Ideal Chemistry: Cu2+(As5+O3OH)·H2O |
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Locality: Jáchymov (St Joachimsthal), Ostrov, Krusné Hory Mountains (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic Source: Michael Scott S104403 Owner: RRUFF Description: Stellate aggregates of pale green bladed crystals Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Quick search: [ All Geminite samples (2) ] | ||||||||||
)
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Geminite RRUFF ID: R100200 |
Ideal Chemistry: Cu2+(As5+O3OH)·H2O |
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Locality: Salsigne mine, Aude France Source: Bob Jenkins Owner: RRUFF Description: Pale green chisel-shaped crystals Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Quick search: [ All Geminite samples (2) ] | ||||||||||
)
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Genthelvite RRUFF ID: R080134 |
Ideal Chemistry: Be3Zn2+4(SiO4)3S2- |
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Locality: Rockport, Essex County, Massachusetts, USA Source: James Shigley Owner: RRUFF Description: Massive pink, exhibiting greasy luster, associated with albite Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Groups: [ cancrinite-sodalite (37) ] [ sodalite (24) ] | ||||||||||
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