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4216 Records Found

Ferro-katophorite
RRUFF ID: R050633
Ideal Chemistry: NaNaCa[Fe2+4Al](Si7Al)O22(OH)2
Locality: Taguchi mine, Shidara, Kitashidara-Gun, Aichi Prefecture, Japan
Source: Marcus Origlieri
Owner: RRUFF
Description: Dark green fragment associated with yoshimuraite, R050266.
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ amphibole (107) ]

Ferro-pargasite
RRUFF ID: R090015
Ideal Chemistry: NaCa2(Fe2+4Al)(Si6Al2)O22(OH)2
Locality: Basha Valley, Skardu District, Baltistan, Northern Areas, Pakistan
Source: Herb Obodda
Owner: RRUFF
Description: Black bladed single crystal with striations
Status: The identification of this mineral has been confirmed only by X-ray diffraction
Mineral Group: [ amphibole (107) ]

Ferroalluaudite
RRUFF ID: R100070
Ideal Chemistry: NaFe2+Fe3+2(PO4)3
Locality: Rapid Creek area, Yukon, Canada
Source: Royal Ontario Museum
Owner: RRUFF
Description: Black radiating fibrous masses associated with marićite
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Alluaudite (22) ]

Ferrobobfergusonite
RRUFF ID: R140993
Ideal Chemistry: ◻Na2Fe2+5Fe3+Al(PO4)6
Locality: Victory mine, Custer, Custer District, Custer County, South Dakota, USA
Source: Rock Currier
Owner: RRUFF
Description: Dark green aggregates of blocky crystals, associated with quartz and muscovite. Four different dark green minerals are found: schorl, fillowite, ferrobobfergusonite, and ferrowyllieite. Light green crystals are arrojadite. This is the type sample
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.

Ferrobustamite
RRUFF ID: R140843
Ideal Chemistry: CaFe2+Si2O6
Locality: Horado mine, Gifu Prefecture, Chubu Region, Honshu Island, Japan
Source: Michael Scott S106010
Owner: RRUFF
Description: Brown translucent massive. embedded in matrix
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ Wollastonite (6) ]

Ferroceladonite
RRUFF ID: R070442
Ideal Chemistry: KFe2+Fe3+Si4O10(OH)2
Locality: Gravel Quarry, Mikhailov, Ryazanskaya Oblast', North-Western Region, Russia
Source: Michael Scott S104918
Owner: RRUFF
Description: Massive aggregate of micaceous green play crystals, bright green when thin
Status: The identification of this mineral is not yet confirmed.
Mineral Group: [ mica (50) ]

Ferroericssonite
RRUFF ID: R070406
Ideal Chemistry: BaFe2+2Fe3+(Si2O7)O(OH)
Locality: Big Creek, Fresno County, California, USA
Source: Michael Scott S104468
Owner: RRUFF
Description: Dark reddish brown platy crystals, associated with dark brown titantaramellite, prismatic pale-green ferro-actinolite, quartz, and devitoite, R120091.
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Groups: [ Lamprophyllite (9) ] [ Ericssonite (3) ]

Ferrofettelite
RRUFF ID: R100124
Ideal Chemistry: Ag1+16Fe2+As3+4S2-15
Locality: Nieder-Berbach, Odenwald, Germany
Source: William W. Pinch
Owner: RRUFF
Description: Dark reddish thin platy crystals associated with proustite and xanthoconite. Analysis of this sample is reported in Bindi et al (2012) and Bindi and Downs (2022). This is the type specimen.
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Fettelite (3) ]

Ferrohögbomite-2N2S
RRUFF ID: R061017
Ideal Chemistry: (Fe2+,Mg,Zn2+,Al)3(Al,Ti4+,Fe3+)8O15(OH)
Locality: Claim Kastor, Vallatjvaratj, Lapland, Sweden
Source: Michael Scott S101479
Owner: RRUFF
Description: Black vitreous massive
Status: The identification of this mineral is not yet confirmed.
Quick search: [ All Ferrohögbomite-2N2S samples (2) ]

Ferrohögbomite-2N2S
RRUFF ID: R070156
Ideal Chemistry: (Fe2+,Mg,Zn2+,Al)3(Al,Ti4+,Fe3+)8O15(OH)
Locality: Norway
Source: James Shigley
Owner: RRUFF
Description: Black vitreous fragments embedded in fine-grained magnetite
Status: The identification of this mineral is not yet confirmed.
Quick search: [ All Ferrohögbomite-2N2S samples (2) ]

Ferrokentbrooksite
RRUFF ID: R110183
Ideal Chemistry: Na15Ca6Fe2+3Zr4+3Nb5+(Si25O73)(O,OH,H2O)3(F,Cl)2
Locality: Poudrette quarry, Mont St-Hilaire, Quebec, Canada
Source: Donald Doell
Owner: RRUFF
Description: Massive yellowish-gray
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ eudialyte (13) ]

Ferrokësterite
RRUFF ID: R060870
Ideal Chemistry: Cu1+2Fe2+Sn4+S2-4
Locality: Cligga mine, Perranzabuloe, Cornwall, England
Source: Michael Scott S101027
Owner: RRUFF
Description: Dark greenish black semimetallic massive. The X-ray diffraction results indicate a exsolution texture of ferrokesterite and stannite. According to Kissin & Owens (1989), based on our cell edges, this sample is at the stannite/ferrokesterite boundary.
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Groups: [ Stannite (11) ] [ Sphalerite (35) ]
Quick search: [ All Ferrokësterite samples (2) ]

Ferrokësterite
RRUFF ID: R110173
Ideal Chemistry: Cu1+2Fe2+Sn4+S2-4
Locality: San Jose mine, Oruro, Bolivia
Source: Brian Kosnar
Owner: RRUFF
Description: Black rough octahedron associated with zinkenite.
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Groups: [ Stannite (11) ] [ Sphalerite (35) ]
Quick search: [ All Ferrokësterite samples (2) ]

Ferronigerite-2N1S
RRUFF ID: R120083
Ideal Chemistry: (Al,Fe3+,Zn2+)2(Al,Sn4+)6O11(OH)
Locality: Seixoso quarry, Lixa, Portugal
Source: Robert Jenkins
Owner: RRUFF
Description: Dark reddish-brown hexagonal tablets, frozen in matrix
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.

Ferronordite-(Ce)
RRUFF ID: R130528
Ideal Chemistry: Na3SrCe3+Fe2+Si6O17
Locality: Bolshoi Punkaruaiv Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
Source: Rock Currier
Owner: RRUFF
Description: Colorless to pale brownish tabular or platy crystals in rosette-like aggregates, associated with ussingite
Status: The identification of this mineral has been confirmed only by chemical analysis
Mineral Group: [ Nordite (5) ]

Ferroselite
RRUFF ID: R070461
Ideal Chemistry: FeSe2
Locality: Virgin No. 3 mine, Paradox Valley, Uravan District, Montrose County, Colorado, USA
Source: Michael Scott S105137
Owner: RRUFF
Description: Yellowish silver metallic prismatic crystals. Used in the Lavina et al (2018) study
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Marcasite (2) ]
Ferrosilite
RRUFF ID: X050187
Ideal Chemistry: Fe2+2Si2O6
Locality: unknown
Source: Caltech 418
Owner: Caltech
Description: var. Eulite
Status: The identification of this mineral is not yet confirmed.
Mineral Group: [ pyroxene (81) ]
Quick search: [ All Ferrosilite samples (3) ]

Ferrosilite
RRUFF ID: R070386
Ideal Chemistry: Fe2+2Si2O6
Locality: Greenland
Source: Subrata Ghose, collected by Ramberg
Owner: RRUFF
Description: Unconsolidated brown transparent cleavage fragments
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ pyroxene (81) ]
Quick search: [ All Ferrosilite samples (3) ]

Ferrosilite
RRUFF ID: R070387
Ideal Chemistry: Fe2+2Si2O6
Locality: Central Gneissic Complex (Khtada Lake), British Columbia, Canada
Source: Jibamitra Ganguly
Owner: RRUFF
Description: Translucent greenish-yellow grains with vitreous luster, known as Hollister enstatite
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ pyroxene (81) ]
Quick search: [ All Ferrosilite samples (3) ]

Ferrostrunzite
RRUFF ID: R100079
Ideal Chemistry: Fe2+Fe3+2(PO4)2(OH)2·6H2O
Locality: Hornerstown, Monmouth County, New Jersey, USA
Source: Jeff Weissman
Owner: RRUFF
Description: Radial sprays of colorless acicular crystals
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ Strunzite (2) ]

Ferrowodginite
RRUFF ID: R120166
Ideal Chemistry: Fe2+Sn4+Ta5+2O8
Locality: Nyanga #2 pegmatite, Ankloe, Uganda
Source: Rock Currier
Owner: RRUFF
Description: Black massive
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Groups: [ Wodginite (3) ] [ Columbite (32) ]
Ferrowyllieite
RRUFF ID: X050078
Ideal Chemistry: NaNaFe2+(Fe2+Al)(PO4)3
Locality:
Source: Caltech
Owner: Caltech
Description:
Status: The identification of this mineral is not yet confirmed.
Quick search: [ All Ferrowyllieite samples (3) ]

Ferrowyllieite
RRUFF ID: R060178
Ideal Chemistry: NaNaFe2+(Fe2+Al)(PO4)3
Locality: Victory mine, Custer County, South Dakota, USA
Source: Marcus Origlieri
Owner: RRUFF
Description: Dark gray massive associated with muscovite
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Quick search: [ All Ferrowyllieite samples (3) ]

Ferrowyllieite
RRUFF ID: R160068
Ideal Chemistry: NaNaFe2+(Fe2+Al)(PO4)3
Locality: Victory mine, near Custer, Custer County, South Dakota, USA
Source: James Shigley
Owner: RRUFF
Description: Dark green aggregates of blocky crystals, associated with quartz, muscovite, and arrojadite-(BaNa) (R160077)
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Quick search: [ All Ferrowyllieite samples (3) ]

Fersmanite
RRUFF ID: R070290
Ideal Chemistry: Ca4(Na,Ca)4(Ti4+,Nb5+)4(Si2O7)2O8F3
Locality: Vein No. 1 of Labuntsov, 3rd left tributary of Vuonnemijok river, Eveslogchorr Mt, Khibiny Massif, Kola peninsula, Murmanskaja oblast', Northern Region, Russia
Source: Michael Scott S103435
Owner: RRUFF
Description: Brown crystals frozen in orthoclase, associated with red eudialyte and black arfvedsonite
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.

Fersmite
RRUFF ID: R060717
Ideal Chemistry: CaNb5+2O6
Locality: Lueshe carbonatite, Kivu Province, Democratic Republic of the Congo
Source: Michael Scott S101205
Owner: RRUFF
Description: Dark brown coating on octahedral columbite crystals
Status: The identification of this mineral is not yet confirmed.
Mineral Group: [ Columbite (32) ]

Feruvite
RRUFF ID: R061109
Ideal Chemistry: CaFe2+3(Al5Mg)(Si6O18)(BO3)3(OH)3OH
Locality: Red Cross Lake, Manitoba, Canada
Source: Michael Scott S104927
Owner: RRUFF
Description: Green fragment
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ tourmaline (49) ]

Fetiasite
RRUFF ID: R100014
Ideal Chemistry: (Fe2+,Fe3+,Ti4+)3O2As3+2O5
Locality: Gorb, Binnental, Valais, Switzerland
Source: William Pinch
Owner: RRUFF
Description: Brown to reddish-brown platy massive
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.

Fettelite
RRUFF ID: R100083
Ideal Chemistry: Ag1+16Hg2+As3+4S2-15
Locality: Chanarcillo, Chile
Source: William W Pinch
Owner: RRUFF
Description: Red platy crystals on acanthite. Cell parameters match those reported by Bindi et al (2009), indicating a fettelite polytype.
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Fettelite (3) ]
Quick search: [ All Fettelite samples (2) ]

Fettelite
RRUFF ID: R110042
Ideal Chemistry: Ag1+16Hg2+As3+4S2-15
Locality: Nieder-Beerbach mine near Darmstadt, Odenwald, Germany
Source: Institute of Mineralogy, University of Heidelberg
Owner: RRUFF
Description: Red hexagonal plates, type-sample. Analysis of this sample is reported in Bindi et al (2012)
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Fettelite (3) ]
Quick search: [ All Fettelite samples (2) ]
Fianelite
RRUFF ID: R220039
Ideal Chemistry: Mn2+2V5+2O7·2H2O
Locality: Fianel mine, Val Ferrera, Grisons, Switzerland
Source: Philippe Roth
Owner: Philippe Roth
Description: Orange to red, tabular, (010)-flattened crystals, as reported in Roth et al (2020)
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Fianelite (2) ]

Fibroferrite
RRUFF ID: R061076
Ideal Chemistry: Fe3+S6+O4(OH)·5H2O
Locality: Cyprus
Source: Michael Scott S101327
Owner: RRUFF
Description: Matted aggregates of pale yellow fibers
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Not in a structural group (133) ]

Fichtelite
RRUFF ID: R190001
Ideal Chemistry: C19H34
Locality: Moor Bad Feilnbach, Bavaria , Germany
Source: Stefan Schorn
Owner: RRUFF
Description: Transparent white lamellar crystals
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.

Fiedlerite
RRUFF ID: R060859
Ideal Chemistry: Pb2+3Cl4F(OH)·H2O
Locality: Laurium, Attica, Greece
Source: Michael Scott S100918
Owner: RRUFF
Description: Colorless prismatic crystals associated with phosgenite, polytype 1A
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.

Filatovite
RRUFF ID: R070030
Ideal Chemistry: K(Al,Zn2+)2(As5+,Si)2O8
Locality: Great Tolbachik Eruption (1976), Tolbachik Volcano, Kamchatka Peninsula, Russia
Source: Michael Scott S105093
Owner: RRUFF
Description: Colorless prismatic single crystal embedded in epoxy, co-type material
Status: The identification of this mineral is not yet confirmed.
Mineral Group: [ feldspar (62) ]

Fillowite
RRUFF ID: R110143
Ideal Chemistry: Na3CaMn2+11(PO4)9
Locality: Gottcha claim, Cross Lake, Manitoba, Canada
Source: Donald M Doell
Owner: RRUFF
Description: Reddish-brown, greasy, massive
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Fillowite (1) ]

Fingerite
RRUFF ID: R070614
Ideal Chemistry: Cu2+11O2(V5+O4)6
Locality: Izalco Volcano, Sonsonate Department, El Salvador
Source: Michael Scott S103064
Owner: RRUFF
Description: Black submetallic well-formed prismatic crystals associated with black, poorly-formed ziesite, R070482
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.

Finnemanite
RRUFF ID: R140335
Ideal Chemistry: Pb2+5(As3+O3)3Cl
Locality: Långban, Filipstad, Värmland, Sweden
Source: Rock Currier
Owner: UAMM
Description: Dark grey prismatic
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Apatite (56) ]
Quick search: [ All Finnemanite samples (2) ]

Finnemanite
RRUFF ID: R140329
Ideal Chemistry: Pb2+5(As3+O3)3Cl
Locality: Långban, Varmland, Sweden
Source: Benjamin N. Schumer
Owner: RRUFF
Description: Dark grey prismatic crystals, associated with hematite
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Apatite (56) ]
Quick search: [ All Finnemanite samples (2) ]

Fizélyite
RRUFF ID: R060175
Ideal Chemistry: Ag1+5Pb2+14Sb3+21S2-48
Locality: Van Silver mine, Squamish, British Columbia, Canada
Source: Ty Balacko TB2
Owner: RRUFF
Description: Dark gray deeply-striated single crystals
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Lillianite (17) ]
Quick search: [ All Fizélyite samples (2) ]

Fizélyite
RRUFF ID: R090068
Ideal Chemistry: Ag1+5Pb2+14Sb3+21S2-48
Locality: Herja(Kisbanya), Romania
Source: Mark N. Feinglos
Owner: RRUFF
Description: Dark grey metallic striated prismatic crystals, associated with galena and sphalerite.
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Lillianite (17) ]
Quick search: [ All Fizélyite samples (2) ]
Flaggite
RRUFF ID: R210026
Ideal Chemistry: Pb2+4Cu2+4Te6+2(S6+O4)2O11(OH)2(H2O)
Locality: Grand Central mine, Tombstone district, Cochise County, Arizona, USA
Source: Anthony Kampf
Owner: Anthony Kampf
Description: Lime-green to yellow-green tablets on quartz matrix associated with alunite, backite, cerussite, jarosite and rodalquilarite
Status: The identification of this mineral has been confirmed by X-ray diffraction.

Flamite
RRUFF ID: R150148
Ideal Chemistry: Ca8-x(Na,K)x(SiO4)4-x(PO4)x
Locality: The southern Hatrurim Basin, the Negev Desert, Israel
Source: S.V. Goryainov
Owner: S.V. Goryainov
Description: Type sample. Lamellar intergrowths with partially hydrated larnite, gehlenite, rankinite and Ti-rich andradite. Data from Sokol et al (2015)
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Not in a structural group (133) ]

Fleischerite
RRUFF ID: R120043
Ideal Chemistry: Pb2+3Ge(S6+O4)2(OH)6·3H2O
Locality: Tsumeb, Namibia
Source: William W. Pinch
Owner: RRUFF
Description: Bundled aggregate of tan colored acicular crystals
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Fleischerite (4) ]

Flörkeite
RRUFF ID: R141068
Ideal Chemistry: (K3Ca2Na)[Al8Si8O32]·12H2O
Locality: Seekante, Mayener Feld, Southern lava flow, Bellerberg volcano, Ettringen, Mayen, Eifel, Rhineland-Palatinate, Germany
Source: Ch. and H. Schäfer
Owner: RRUFF
Description: Colorless bladed to prismatic crystals, associated with gismondine and white tobermorite
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.

Fluckite
RRUFF ID: R130556
Ideal Chemistry: CaMn2+(As5+O3OH)2·2H2O
Locality: Alsace, France
Source: Rock Currier
Owner: RRUFF
Description: Sprays of colorless to very pale pink prismatic crystals
Status: The identification of this mineral has been confirmed by X-ray diffraction.
Mineral Group: [ Fluckite (1) ]

Fluellite
RRUFF ID: R070473
Ideal Chemistry: Al2(PO4)F2(OH)·7H2O
Locality: Gold Quarry mine (Maggie claims), Maggie Creek District, Eureka County, Nevada, USA
Source: Michael Scott S105146
Owner: RRUFF
Description: Colorless to pale green blocky prismatic crystals
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.

Fluoborite
RRUFF ID: R061042
Ideal Chemistry: Mg3(BO3)F3
Locality: Kinmount, Ontario, Canada
Source: Royal Ontario Museum M52521
Owner: RRUFF
Description: Off white massive bleb, fluorescent under short wave ultraviolet light, embedded in white calcite
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.

Fluocerite-(Ce)
RRUFF ID: R110058
Ideal Chemistry: Ce3+F3
Locality: Little Patsy pegmatite, South Platte Pegmatite District, Jefferson County, Colorado, USA
Source: Rudy Bolona and Don Doell
Owner: RRUFF
Description: Tan colored massive
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ Fluocerite (1) ]

Fluor-buergerite
RRUFF ID: R060132
Ideal Chemistry: NaFe3+3Al6(Si6O18)(BO3)3O3F
Locality: 20 km. south of San Luis Potasi, Mexico
Source: University of Arizona Mineral Museum 13422
Owner: RRUFF
Description: Brown short prismatic
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ tourmaline (49) ]

Fluor-dravite
RRUFF ID: R110031
Ideal Chemistry: NaMg3Al6(Si6O18)(BO3)3(OH)3F
Locality: Kefalos Hill, Skotini Bay, Galissas, Syros Island, Aegean Sea, Greece
Source: William W Pinch
Owner: RRUFF
Description: Black massive, associated with actinolite and omphacite R110038
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ tourmaline (49) ]

Fluor-elbaite
RRUFF ID: R130035
Ideal Chemistry: Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3F
Locality: Aqueana pegmatite, Aracuai, Minas Gerais, Brazil
Source: William W. Pinch
Owner: RRUFF
Description: Green prismatic crystal; holotype specimen
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ tourmaline (49) ]

Fluor-liddicoatite
RRUFF ID: R060635
Ideal Chemistry: Ca(Li2Al)Al6(Si6O18)(BO3)3(OH)3F
Locality: unknown
Source: Gemological Institute of America 06
Owner: RRUFF
Description: Rootbeer brown cut gemstone
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ tourmaline (49) ]
Quick search: [ All Fluor-liddicoatite samples (2) ]

Fluor-liddicoatite
RRUFF ID: R060969
Ideal Chemistry: Ca(Li2Al)Al6(Si6O18)(BO3)3(OH)3F
Locality: Antandro Komby mine, Manandona River, Antsirabe, Madagascar
Source: Michael Scott S100388
Owner: RRUFF
Description: Red and green prismatic striated crystal, we studied the red part.
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ tourmaline (49) ]
Quick search: [ All Fluor-liddicoatite samples (2) ]

Fluor-uvite
RRUFF ID: R050172
Ideal Chemistry: CaMg3(Al5Mg)(Si6O18)(BO3)3(OH)3F
Locality: Pierrepont, New York, USA
Source: Marcus Origlieri
Owner: RRUFF
Description: Black prismatic crystal
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ tourmaline (49) ]
Quick search: [ All Fluor-uvite samples (4) ]

Fluor-uvite
RRUFF ID: R050301
Ideal Chemistry: CaMg3(Al5Mg)(Si6O18)(BO3)3(OH)3F
Locality: Brumado, Bahia, Brazil
Source: Eugene Schlepp
Owner: RRUFF
Description: Short prismatic green crystals
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ tourmaline (49) ]
Quick search: [ All Fluor-uvite samples (4) ]

Fluor-uvite
RRUFF ID: R100151
Ideal Chemistry: CaMg3(Al5Mg)(Si6O18)(BO3)3(OH)3F
Locality: Mozambique
Source: William W. Pinch
Owner: RRUFF
Description: Yellow cut gemstone
Status: The identification of this mineral is not yet confirmed.
Mineral Group: [ tourmaline (49) ]
Quick search: [ All Fluor-uvite samples (4) ]

Fluor-uvite
RRUFF ID: R100154
Ideal Chemistry: CaMg3(Al5Mg)(Si6O18)(BO3)3(OH)3F
Locality: Sri Lanka
Source: William W. Pinch
Owner: RRUFF
Description: Brown cut gemstone
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ tourmaline (49) ]
Quick search: [ All Fluor-uvite samples (4) ]

Fluorapatite
RRUFF ID: R040098
Ideal Chemistry: Ca5(PO4)3F
Locality: Cerro de Mercado mine, Durango, Mexico
Source: Marcus Origlieri
Owner: RRUFF
Description: Pale yellow short hexagonal prism
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Apatite (56) ]
Quick search: [ All Fluorapatite samples (15) ]

Fluorapatite
RRUFF ID: R050122
Ideal Chemistry: Ca5(PO4)3F
Locality: Cruziero mine, San Jose, Minas Gerais, Brazil
Source: Carlos and Paulo Vasconcelos
Owner: RRUFF
Description: Green fragment
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Apatite (56) ]
Quick search: [ All Fluorapatite samples (15) ]

Fluorapatite
RRUFF ID: R050194
Ideal Chemistry: Ca5(PO4)3F
Locality: Siglo XX mine, Llallagua, Bolivia
Source: Dave Bunk Minerals
Owner: RRUFF
Description: Purple crystal fragments
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Apatite (56) ]
Quick search: [ All Fluorapatite samples (15) ]

Fluorapatite
RRUFF ID: R050192
Ideal Chemistry: Ca5(PO4)3F
Locality: Fulford, Eagle County, Colorado, USA
Source: Dave Bunk Minerals
Owner: RRUFF
Description: Pale green hexagonal prism
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Apatite (56) ]
Quick search: [ All Fluorapatite samples (15) ]

Fluorapatite
RRUFF ID: R050274
Ideal Chemistry: Ca5(PO4)3F
Locality: Minas Gerais, Brazil
Source: Marcus Origlieri
Owner: RRUFF
Description: Aggregate of blue crystal fragments separated by veins of quartz
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Apatite (56) ]
Quick search: [ All Fluorapatite samples (15) ]

Fluorapatite
RRUFF ID: R060070
Ideal Chemistry: Ca5(PO4)3F
Locality: Panasqueira, Portugal
Source: Dave Bunk
Owner: RRUFF
Description: Green hexagonal tablet
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Apatite (56) ]
Quick search: [ All Fluorapatite samples (15) ]
Fluorapatite
RRUFF ID: X050079
Ideal Chemistry: Ca5(PO4)3F
Locality: Durango, Mexico
Source: Caltech
Owner: Caltech
Description: Single crystal
Status: The identification of this mineral has been determined only by Raman spectroscopy
Mineral Group: [ Apatite (56) ]
Quick search: [ All Fluorapatite samples (15) ]

Fluorapatite
RRUFF ID: R050340
Ideal Chemistry: Ca5(PO4)3F
Locality: Buckingham, Quebec, Canada
Source: California Institute of Technology W-22416
Owner: RRUFF
Description: Blue fragment
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Apatite (56) ]
Quick search: [ All Fluorapatite samples (15) ]

Fluorapatite
RRUFF ID: R050369
Ideal Chemistry: Ca5(PO4)3F
Locality: Russia
Source: Eugene Schlepp
Owner: RRUFF
Description: Blueish-green hexagonal prismatic crystal
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Apatite (56) ]
Quick search: [ All Fluorapatite samples (15) ]

Fluorapatite
RRUFF ID: R050401
Ideal Chemistry: Ca5(PO4)3F
Locality: Urbano mine, Golconda District, Minas Gerais, Brazil
Source: Bob Downs
Owner: RRUFF
Description: Pale purple hexagonal prism associated with albite R050402
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Apatite (56) ]
Quick search: [ All Fluorapatite samples (15) ]

Fluorapatite
RRUFF ID: R050529
Ideal Chemistry: Ca5(PO4)3F
Locality: Limburg de an Lahn, Germany
Source: University of Arizona Mineral Museum 3007
Owner: RRUFF
Description: Botryoidal aggregate
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Apatite (56) ]
Quick search: [ All Fluorapatite samples (15) ]

Fluorapatite
RRUFF ID: R050617
Ideal Chemistry: Ca5(PO4)3F
Locality: Santa Cruz, Sonora, Mexico
Source: University of Arizona Mineral Museum 12013
Owner: RRUFF
Description: Tan colored hexagonal prism
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Apatite (56) ]
Quick search: [ All Fluorapatite samples (15) ]

Fluorapatite
RRUFF ID: R060184
Ideal Chemistry: Ca5(PO4)3F
Locality: Yates mine, Otter Lake, Quebec, Canada
Source: Lloyd Twaites
Owner: RRUFF
Description: Green colored fragment of a hexagonal prism
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Apatite (56) ]
Quick search: [ All Fluorapatite samples (15) ]

Fluorapatite
RRUFF ID: R060333
Ideal Chemistry: Ca5(PO4)3F
Locality: Lovozero Massif, Kola Peninsula, U.S.S.R.
Source: Michael Scott S100044
Owner: RRUFF
Description: Colorless fragment associated with red villiaumite
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Apatite (56) ]
Quick search: [ All Fluorapatite samples (15) ]

Fluorapatite
RRUFF ID: R060421
Ideal Chemistry: Ca5(PO4)3F
Locality: Levant mine, St. Just, Cornwall, England
Source: Michael Scott S100073
Owner: RRUFF
Description: Brown hexagonal prisms
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Apatite (56) ]
Quick search: [ All Fluorapatite samples (15) ]

Fluorapophyllite-(K)
RRUFF ID: R040095
Ideal Chemistry: KCa4Si8O20F·8H2O
Locality: unknown
Source: University of Arizona Mineral Museum 6031
Owner: RRUFF
Description: Colorless crystals
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Apophyllite (7) ]
Quick search: [ All Fluorapophyllite-(K) samples (4) ]

Fluorapophyllite-(K)
RRUFF ID: R050021
Ideal Chemistry: KCa4Si8O20F·8H2O
Locality: Poona, Maharashtra State, India
Source: Eugene Schlepp
Owner: RRUFF
Description: Colorless tetragonal prisms
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Apophyllite (7) ]
Quick search: [ All Fluorapophyllite-(K) samples (4) ]

Fluorapophyllite-(K)
RRUFF ID: R050084
Ideal Chemistry: KCa4Si8O20F·8H2O
Locality: near Ahmednagar, Maharashtra, India
Source: Rock Currier
Owner: RRUFF
Description: Greenish-white prismatic single crystal associated with scolecite
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Apophyllite (7) ]
Quick search: [ All Fluorapophyllite-(K) samples (4) ]

Fluorapophyllite-(K)
RRUFF ID: R060554
Ideal Chemistry: KCa4Si8O20F·8H2O
Locality: unknown
Source: Gemological Institute of America 20
Owner: RRUFF
Description: Colorless polished fragment
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Apophyllite (7) ]
Quick search: [ All Fluorapophyllite-(K) samples (4) ]

Fluorbritholite-(Ce)
RRUFF ID: R070412
Ideal Chemistry: Ca2Ce3+3(SiO4)3F
Locality: Lakarp, Norra Kärr, Gränna, Jönköping, Småland, Sweden
Source: Michael Scott S105556
Owner: RRUFF
Description: Dark brown crystals embedded in massive enstatite matrix
Status: The identification of this mineral has been confirmed only by chemical analysis
Mineral Group: [ Apatite (56) ]

Fluorcalciobritholite
RRUFF ID: R141089
Ideal Chemistry: (Ca,Ce3+)5(SiO4,PO4)3F
Locality: In den Dellen, Laach lake volcano, Mendig, Eifel, Germany
Source: Ch. and H. Schäfer
Owner: RRUFF
Description: Light pinkish, hexagonal prismatic crystals, associated with black prismatic augite and volcanic glass.
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ Apatite (56) ]

Fluorcalciomicrolite
RRUFF ID: R050625
Ideal Chemistry: (Ca,Na)2Ta5+2O6F
Locality: Urubu mine, Itinga, Minas Gerais, Brazil
Source: Gemological Center
Owner: RRUFF
Description: Yellow fragment
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Groups: [ pyrochlore (28) ] [ microlite (15) ]
Quick search: [ All Fluorcalciomicrolite samples (9) ]

Fluorcalciomicrolite
RRUFF ID: R070100
Ideal Chemistry: (Ca,Na)2Ta5+2O6F
Locality: Urucum mine, near Galilea, Minas Gerais, Brazil
Source: Michael Scott S101220
Owner: RRUFF
Description: Yellow octahedra on ball of colorless stokesite, associated with titanite
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Groups: [ pyrochlore (28) ] [ microlite (15) ]
Quick search: [ All Fluorcalciomicrolite samples (9) ]

Fluorcalciomicrolite
RRUFF ID: R070365
Ideal Chemistry: (Ca,Na)2Ta5+2O6F
Locality: Ponte da Raiz mine, Minas Gerais, Southeast Brazil
Source: Michael Scott S104775
Owner: RRUFF
Description: Brown octahedron associated with albite
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Groups: [ pyrochlore (28) ] [ microlite (15) ]
Quick search: [ All Fluorcalciomicrolite samples (9) ]

Fluorcalciomicrolite
RRUFF ID: R080146
Ideal Chemistry: (Ca,Na)2Ta5+2O6F
Locality: Ipé mine, Governador, Valadares, Minas Gerias, Brazil
Source: Luiz Menezes
Owner: RRUFF
Description: Small transparent orange octahedrons on muscovite and albite matrix.
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Groups: [ pyrochlore (28) ] [ microlite (15) ]
Quick search: [ All Fluorcalciomicrolite samples (9) ]

Fluorcalciomicrolite
RRUFF ID: R090008
Ideal Chemistry: (Ca,Na)2Ta5+2O6F
Locality: Shigar Valley, Skardu District, Baltistan, Northern areas, Pakistan
Source: Herb Obodda
Owner: RRUFF
Description: Dark yellowish brown octahedra on orthoclase
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Groups: [ pyrochlore (28) ] [ microlite (15) ]
Quick search: [ All Fluorcalciomicrolite samples (9) ]

Fluorcalciomicrolite
RRUFF ID: R120127
Ideal Chemistry: (Ca,Na)2Ta5+2O6F
Locality: Volta Grande pegmatites (Volta Grande mine), Nazareno, Minas Gerais, Brazil
Source: Marcelo Barbosa de Andrade
Owner: RRUFF
Description: Colorless octahedra
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Groups: [ pyrochlore (28) ] [ microlite (15) ]
Quick search: [ All Fluorcalciomicrolite samples (9) ]

Fluorcalciomicrolite
RRUFF ID: R120163
Ideal Chemistry: (Ca,Na)2Ta5+2O6F
Locality: Alto Ligonha, Mozambique
Source: Marcus Origlieri
Owner: RRUFF
Description: Reddish brown octahedral fragment
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Groups: [ pyrochlore (28) ] [ microlite (15) ]
Quick search: [ All Fluorcalciomicrolite samples (9) ]

Fluorcalciomicrolite
RRUFF ID: R130019
Ideal Chemistry: (Ca,Na)2Ta5+2O6F
Locality: Virgem da Lapa, Minas Gerais, Brazil
Source: Royal Ontario Museum M35101
Owner: RRUFF
Description: Yellow outer zone of 1.5 cm zoned octahedron
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Groups: [ pyrochlore (28) ] [ microlite (15) ]
Quick search: [ All Fluorcalciomicrolite samples (9) ]

Fluorcalciomicrolite
RRUFF ID: R130022
Ideal Chemistry: (Ca,Na)2Ta5+2O6F
Locality: Emdal mines, Muiane, Mozambique
Source: Royal Ontario Museum M28607
Owner: RRUFF
Description: Yellowish brown transparent fragment
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Groups: [ pyrochlore (28) ] [ microlite (15) ]
Quick search: [ All Fluorcalciomicrolite samples (9) ]

Fluorcalciopyrochlore
RRUFF ID: R060288
Ideal Chemistry: (Ca,Na)2(Nb5+,Ti4+)2O6F
Locality: Tatarka River, Krasnoyarskiy Kray, Siberia, Russia
Source: Herb Obodda 090
Owner: RRUFF
Description: Brown fragment
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Quick search: [ All Fluorcalciopyrochlore samples (3) ]

Fluorcalciopyrochlore
RRUFF ID: R061003
Ideal Chemistry: (Ca,Na)2(Nb5+,Ti4+)2O6F
Locality: Verity property, Blue River, British Columbia, Canada
Source: Michael Scott S101331
Owner: RRUFF
Description: Reddish-brown octahedron
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Quick search: [ All Fluorcalciopyrochlore samples (3) ]

Fluorcalciopyrochlore
RRUFF ID: R110198
Ideal Chemistry: (Ca,Na)2(Nb5+,Ti4+)2O6F
Locality: St Lawrence Columbium mine, Oka complex, Oka, Quebec, Canada
Source: Donald Doell
Owner: RRUFF
Description: Dark brownish-red octahedra
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Quick search: [ All Fluorcalciopyrochlore samples (3) ]

Fluorcalcioroméite
RRUFF ID: R120140
Ideal Chemistry: (Ca,Na)2Sb5+2O6F
Locality: Starlera mine, Starlera Valley, Ferrera, Hinterrhein district, Grishun, Switzerland
Source: Marcelo Andrade
Owner: RRUFF
Description: Brownish-yellow octahedra, associated with hematite, calcite and quartz. Type specimen (Atencio et al (2013))
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Groups: [ pyrochlore (28) ] [ Romeite (2) ]
Fluorcarletonite
RRUFF ID: R180028
Ideal Chemistry: KNa4Ca4Si8O18(CO3)4F·H2O
Locality: Murun massif, northwestern part of the Aldan Shield, Siberia, Russia
Source: Ekaterina Kaneva
Owner: Ekaterina Kaneva
Description: Type sample, data from Kaneva et al (2018)
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Carletonite (2) ]

Fluorcarmoite-(BaNa)
RRUFF ID: R220045
Ideal Chemistry: Ba◻Na2Na2◻CaMg13Al(PO4)11(PO3OH)F2
Locality: Riverbed of the upper Maremola Creek, Isallo, Savona, Liguria, Italy
Source: Fernando Cámara
Owner: Fernando Cámara
Description: Yellow–orange, translucent crystals in an anhedral nodule embedded in quartz. Type sample from Cámara et al (2019)
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ arrojadite (6) ]

Fluorellestadite
RRUFF ID: R130124
Ideal Chemistry: Ca5(SiO4)1.5(S6+O4)1.5F
Locality: Kopeisk, South Urals, Russia
Source: Rock Currier
Owner: RRUFF
Description: Green to blue acicular or hexagonal prismatic crystals, associated with opaque nenadkevichite.
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ Apatite (56) ]

Fluorite
RRUFF ID: R040099
Ideal Chemistry: CaF2
Locality: Rock Candy mine, Grand Forks, British Columbia, Canada
Source: Bob Downs
Owner: RRUFF
Description: Pale purple fragment
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Fluorite (12) ]
Quick search: [ All Fluorite samples (5) ]

Fluorite
RRUFF ID: R050045
Ideal Chemistry: CaF2
Locality: Hunan Province, China
Source: Eugene Schlepp
Owner: RRUFF
Description: Pale green colored cubes
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Fluorite (12) ]
Quick search: [ All Fluorite samples (5) ]

Fluorite
RRUFF ID: R050046
Ideal Chemistry: CaF2
Locality: Shangbao, Lei Yang, Hunan Province, China
Source: Eugene Schlepp
Owner: RRUFF
Description: Pale purple crystal
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Fluorite (12) ]
Quick search: [ All Fluorite samples (5) ]

Fluorite
RRUFF ID: R050115
Ideal Chemistry: CaF2
Locality: Isthak Valley Iskardu, N.A. Gilgit, Pakistan
Source: Syed Shah
Owner: RRUFF
Description: Colorless fragment
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Fluorite (12) ]
Quick search: [ All Fluorite samples (5) ]

Fluorite
RRUFF ID: R060548
Ideal Chemistry: CaF2
Locality: unknown
Source: Gemological Institute of America 18
Owner: RRUFF
Description: Pale blue fragment
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Fluorite (12) ]
Quick search: [ All Fluorite samples (5) ]
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