Material Index for the Spectroscopy Database

Material Index

Name	Formula	Classifications	Members	Image	Specimens	Lines	Spectra	Techniques	Tags
Fichtelite	C₁₉H₃₄	—	—	Fichtelite Colorless sharp crystals of the rare organic mineral fichtelite on a matrix of fossilied wood, from Wampen, Thiersheim, Fichtelgebirge, Franconia, Bavaria, Germany Photo (C) David Hospital (via Wikimedia Commons), CC-BY-SA 4.0	0	1	0	PL	Mineral, Organic
Florencite	CeAl₃(PO₄)₂(OH)₆	Plumbogummite (group), REE orthophosphate	—	Florencite Large (5mm) orange florencite crystal, with cherry-red ulvite crystals (to 5 mm), on magnesite. From Serra das Éguas, Brumado, Bahia, Northeast Region, Brazil. Size: 7.6 x 4.5 x 2.6 cm. Rob Lavinsky, iRocks.com – CC-BY-SA-3.0	1	0	0	—	Orthophosphate , Phosphate , REE, Hydroxide , Informal
Florencite-(Ce)	CeAl₃(PO₄)₂(OH)₆	Plumbogummite (group), Minerals containing OH, REE phosphate, Minerals containing PO4	—	Florencite-(Ce) Large (5mm) orange florencite crystal, with cherry-red ulvite crystals (to 5 mm), on magnesite. From Serra das Éguas, Brumado, Bahia, Northeast Region, Brazil. Size: 7.6 x 4.5 x 2.6 cm. Rob Lavinsky, iRocks.com – CC-BY-SA-3.0	1	5	2	CL, EDS	Orthophosphate , Phosphate , Mineral , REE, Hydroxide
Fluoborite	Mg₃(BO₃)F₃	Minerals containing BO3	—	Fluoborite White acicular crystals fluoroborate from Fiano, Lavorate (Nocera), Sarno, Campania, Italy Photo by David Hospital, CC BY-SA 4.0	0	2	0	PL	Mineral, Borate
Fluocerite	(La,Nd)F₃, (Ce,La)F₃	Lanthanum fluoride, Cerium fluoride, Fluocerite	Fluocerite (var. La, Nd)	Fluocerite Yellowish-brown Fluocerite-(Ce). Field of view 15 mm. Locality: Black Cloud Mine (Black Cloud pegmatite; Spillman Prospect), Teller Co., Colorado, USA Photo by Leon Hupperichs (via Wikimedia Commons). CC-BY-SA 3.0	0	5	2	CL, EDS	REE, Halide , Informal
Fluocerite-(La)	LaF₃	Lanthanum fluoride	—		0	5	0	IR	Mineral , REE, Halide
Fluor-elbaite	Na(Li_1.5Al_1.5)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃F	Minerals containing OH, Minerals containing BO3, Tourmaline	—	Fluor-elbaite Image of a specimen of Fluor-elbaite (M 15422, Museums Victoria), from Kangaroo Island, South Australia, Australia Photograph by Sarah McCaffrey, Museums Victoria, CC-BY	2	0	0	—	Hydroxide , Mineral, Halide , Borate , Aluminosilicate
Fluor-uvite	CaMg₃(Al₅Mg)(Si₆O₁₈)(BO₃)₃(OH)₃F	Minerals containing OH, Minerals containing BO3, Tourmaline	—		1	0	2	Reflectance	Hydroxide , Mineral, Halide , Borate , Aluminosilicate
Fluorapatite	Ca₅(PO₄)₃F, (Ca,Sr)₅(PO₄)₃F	Apatite, Minerals containing PO4	—	Fluorapatite Image of Fluorapatite, Albite and Muscovite in specimen 'M 49292 Fluorapatite' (Museums Victoria) from Victoria, Australia Unknown photographer, Copyright Museums Victoria / CC BY (Licensed as Attribution 4.0 International)	15	7	2	CL, SXES	Mineral, Phosphate , Orthophosphate
Fluorapophyllite-(K)	KCa₄Si₈O₂₀F·8H₂O	Minerals containing H2O, Apophyllite	—	Fluorapophyllite-(K) Apophyllite specimen Photo by Photolitherland (via Wikimedia Commons), CC-BY-SA-3.0	0	5	0	IR, PL	Mineral, Silicate , Hydrated
Fluorite	CaF₂	Fluorite (group), Calcium fluoride	—	Fluorite Fluorite crystals on display at the Cullen Hall of Gems and Minerals 2008 Photolitherland (via Wikimedia Commons), CC-BY-SA-3.0	13	257	3	CL, CL/SEM, SXES	Mineral, Halide
Fluorite (group)	M^IIF₂, M=Ca,Pb,Ba,Sr	—	Frankdicksonite, Fluorocronite, Fluorite, Strontiofluorite		0	257	3	CL, CL/SEM, SXES	Group , Halide
Fluorocronite	PbF₂	Fluorite (group)	—		1	0	0	—	Mineral, Halide
Fluorophlogopite	KMg₃(Si₃Al)O₁₀F₂	Biotite	—		0	3	0	PL/XL	Mineral, Halide , Aluminosilicate
Fluorvesuvianite	Ca₁₉(Al,Mg)₁₃(SiO₄)₁₀(Si₂O₇)₄O(F,OH)₉	Minerals containing OH, Vesuvianite (group)	—	Fluorvesuvianite Image of specimen 'M2201 Fluorvesuvianite' [CSIRO]. (C) 2026 CSIRO Mineral Resources. All rights reserved.	1	0	1	Reflectance	Hydroxide , Mineral, Halide , Aluminosilicate