Mineral Specimen Images (F)

Florencite-(Nd): (Nd,Ce)Al3(PO4)2(OH)6

Comments: Brown earthy pulverulent aggregate of florencite-(Nd) forming a thin coating on matrix.
Location: Sausalito Road Quarry, Sausalito, Marin County, California, USA. Scale: See Image.
© Rruff Database

Florencite-(Nd): (Nd,Ce)Al3(PO4)2(OH)6

Comments: Brown earthy pulverulent aggregate of florencite-(Nd) forming a thin coating on matrix.
Location: Sausalito Road Quarry, Sausalito, Marin County, California, USA. Scale: See Image.
© Rruff Database

Florenskyite: (Fe,Ni)TiP

Comments: Backscattered electron image of the serpentine mass containing bright florenskyite grains (arrow). (AmMin, 85:1083).
Location: Kaidun chondritic meteorite, which fell in South Yemen in 1980. Scale: See Image.
© American Mineralogist

Florenskyite: (Fe,Ni)TiP

Comments: Backscattered electron image of the serpentine mass containing bright florenskyite grains (arrow). (AmMin, 85:1083).
Location: Kaidun chondritic meteorite, which fell in South Yemen in 1980. Scale: See Image.
© American Mineralogist

Fluckite: CaMn(HAsO4)2·2(H2O)

Comments: White to pale pink crystalline translucent botryoids of fluckite.
Location: Giftgrube, Sainte-Marie-aux-Mines, Alsace, Haute-Rhin, France. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Fluckite: CaMn(HAsO4)2·2(H2O)

Comments: White to pale pink crystalline translucent botryoids of fluckite.
Location: Giftgrube, Sainte-Marie-aux-Mines, Alsace, Haute-Rhin, France. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Fluellite: Al2(PO4)F2(OH)·7(H2O)

Comments: Tabular, transparent, pseudohexagonal crystals of fluellite.
Location: Tom's quarry, Kapunda, South Australia. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Fluellite: Al2(PO4)F2(OH)·7(H2O)  
Bariosincosite: Ba(V++++O)2(PO4)2·4(H2O)

Comments: Vivid green crystals of bariosincosite well placed on a matrix covered by colorless, tabular fluellite with some minor metavariscite.
Location: Eugui Quarry, Cantera Azkarate, Eugui, Navarra, Spain. Scale: Rosette size: 0.3 x 0.2 cm.
© Fabre Minerals

Fluellite: Al2(PO4)F2(OH)·7(H2O)  
Bariosincosite: Ba(V++++O)2(PO4)2·4(H2O)

Comments: Vivid green crystals of bariosincosite well placed on a matrix covered by colorless, tabular fluellite with some minor metavariscite.
Location: Eugui Quarry, Cantera Azkarate, Eugui, Navarra, Spain. Scale: Rosette size: 0.3 x 0.2 cm.
© Fabre Minerals

Fluellite: Al2(PO4)F2(OH)·7(H2O)

Comments: Tabular, transparent, pseudohexagonal crystals of fluellite.
Location: Tom's quarry, Kapunda, South Australia. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Fluoborite: Mg3(BO3)(F,OH)3

Comments: Silky fibrous fluoborite with purple fluorite.
Location: Ludlaw, San Bernardino County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Fluoborite: Mg3(BO3)(F,OH)3

Comments: Silky fibrous fluoborite with purple fluorite.
Location: Ludlaw, San Bernardino County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Fluorannite: KFe++3AlSi3O10F2

Comments: Blue crystal of fluorannite on matrix.
Location: Katugin Ta-­Nb deposit (Katuginskoye deposit), Chitinskaya Oblast', Transbaikalia (Zabaykalye), Eastern-Siberian Region, Russia. Scale: Crystal Size 4 mm.
© Sergey Vasiliev / Systematic Mineralogy

Fluorannite: KFe++3AlSi3O10F2

Comments: Blue crystal of fluorannite on matrix.
Location: Katugin Ta-­Nb deposit (Katuginskoye deposit), Chitinskaya Oblast', Transbaikalia (Zabaykalye), Eastern-Siberian Region, Russia. Scale: Crystal Size 4 mm.
© Sergey Vasiliev / Systematic Mineralogy

Fluorbritholite-(Ce): (Ca,Ce,La,Na)5(SiO4,PO4)3(OH,F)

Comments: Amorphous (metamict) grain of fluorbritholite-(Ce) on matrix.
Location: Norra Karr, Grena, Jonkoping, Sweden. Scale: Crystal size 1 cm.
© John Veevaert

Fluorbritholite-(Ce): (Ca,Ce,La,Na)5(SiO4,PO4)3(OH,F)

Comments: Amorphous (metamict) grain of fluorbritholite-(Ce) on matrix.
Location: Norra Karr, Grena, Jonkoping, Sweden. Scale: Crystal size 1 cm.
© John Veevaert

Fluorcalciobritholite: (Ca,REE)5[(Si,P)O4]3F

Comments: Reddish black fluorcalciobritholite grain from the type locality. Part of the holotype specimen.
Location: Tuliok River head, East slope, Kukisvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: Grain Size 0.8 mm.
© Pavel M. Kartashov

Fluorcalciobritholite: (Ca,REE)5[(Si,P)O4]3F

Comments: Reddish black fluorcalciobritholite grain from the type locality. Part of the holotype specimen.
Location: Tuliok River head, East slope, Kukisvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: Grain Size 0.8 mm.
© Pavel M. Kartashov

Fluorcanasite: K3Na3Ca5Si12O30F4·H2O

Comments: Small fragment of translucent green fluorcanasite.
Location: Mt. Kukisvumchorr, Khibiny massif, Kola Peninsula, Russia. Scale: Specimen Size 8 x 5 x 2 mm.
© John Betts - Fine Minerals

Fluorcanasite: K3Na3Ca5Si12O30F4·H2O

Comments: Small fragment of translucent green fluorcanasite.
Location: Mt. Kukisvumchorr, Khibiny massif, Kola Peninsula, Russia. Scale: Specimen Size 8 x 5 x 2 mm.
© John Betts - Fine Minerals