Material Index for the Spectroscopy Database

Material Index

Name	Formula	Classifications	Members	Image	Lines	Spectra	Techniques	Tags
Feldspar (group)	KAlSi₃O₈ - NaAlSi₃O₈ - CaAl₂Si₂O₈	—	Plagioclase, Celsian, Filatovite, Slawsonite, Alkali feldspar, Microcline perthite, Hexacelsian, Reedmergnerite, Svyatoslavite, Alkali feldspar, Banalsite, Buddingtonite, Kumdykolite, Stronalsite, Paracelsian	Feldspar (group) Plagioclase feldspar displaying cleavage Photo via USGS, Public Domain	33	0	CL/SEM, PL, PL/Laser, PL/XL, Unknown	Aluminosilicate , Group
Ferberite	Fe^II(WO₄)	Minerals containing W[VI]O4	—		0	1	Reflectance	Mineral, Tungstate
Fergusonite-(Y)	YNbO₄	—	—	Fergusonite-(Y) Very sharp, lustrous, black crystals of Fergusonite-(Y) to 1.0 cm in parallel-growth very nicely set on a glassy cleavage of banded smoky quartz. From Ambalabe pegmatite, Manapa pegmatite Field, Betafo District, Vakinankaratra Region, Antananarivo Provin Photo by Rob Lavinsky, iRocks.com – CC-BY-SA-3.0	7	0	Raman	Mineral , REE, Niobate
Ferro-actinolite	☐Ca₂(Mg_2.5-0.0Fe^II_2.5-5.0)Si₈O₂₂(OH)₂	Ferro-actinolite-Tremolite (series), Actinolite root name group, Minerals containing OH	—		2	0	Reflectance	Hydroxide , Mineral, Silicate
Ferro-actinolite-Tremolite (series)	◻Ca₂Fe^II₅(Si₈O₂₂)(OH)₂ — ◻Ca₂Mg₅(Si₈O₂₂)(OH)₂	Calcium amphibole	Ferro-actinolite, Tremolite, Actinolite		4	0	Reflectance	Silicate , Hydroxide, Series
Ferruccite	NaBF₄	—	—		5	0	IR	Mineral, Halide
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	1	0	PL	Mineral, Organic
Florencite-(Ce)	CeAl₃(PO₄)₂(OH)₆	Minerals containing PO4, Plumbogummite (group), Minerals containing OH, REE phosphate	—	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	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	2	0	PL	Mineral, Borate
Fluocerite	(Ce,La)F₃, (La,Nd)F₃	Fluocerite, Cerium fluoride, Lanthanum fluoride	Fluocerite, 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	5	2	CL, EDS	REE, Halide , Informal
Fluocerite-(La)	LaF₃	Lanthanum fluoride	—		5	0	IR	Mineral , REE, Halide
Fluor-uvite	CaMg₃(Al₅Mg)(Si₆O₁₈)(BO₃)₃(OH)₃F	Minerals containing BO3, Tourmaline, Minerals containing OH	—		0	2	Reflectance	Hydroxide , Mineral, Halide , Borate , Aluminosilicate
Fluorapatite	Ca₅(PO₄)₃F, (Ca,Sr)₅(PO₄)₃F	Apatite, Minerals containing PO4	—	Fluorapatite Rose cushion fluorapatite specimen from Madagascar Photo by Ken Larsen, via Smithsonian National Museum of Natural History	7	2	CL, SXES	Mineral, Phosphate , Orthophosphate
Fluorapophyllite-(K)	KCa₄Si₈O₂₀F·8H₂O	Apophyllite, Minerals containing H2O	—	Fluorapophyllite-(K) Apophyllite specimen Photo by Photolitherland (via Wikimedia Commons), CC-BY-SA-3.0	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	257	3	CL, CL/SEM, SXES	Mineral, Halide