List of minerals recognized by the International Mineralogical Association (F)

Fa – Fe


Note: possibly a lead-rich variety of boulangerite.
 * 1) Fabianite (IMA1967 s.p., 1962) 6.FC.20   (CaB3O5(OH))
 * 2) Fabrièsite (zeolitic tectosilicate: IMA2012-080) 9.G?. [no]
 * 3) Faheyite (Y: 1953) 8.CA.15   (IUPAC: diberyllium manganese(II) diiron(III) tetraphosphate hexahydrate)
 * 4) Fahleite (smolianinovite: IMA1982-061) 8.CH.55   (IUPAC: calcium pentazinc diiron(III) hexarsenate tetradecahydrate)
 * 5) Fairbankite (tellurite: IMA1979-003) 4.JK.50   (IUPAC: lead tellurite)
 * 6) Fairchildite (fairchildite: 1947) 5.AC.20   (IUPAC: dipotassium calcium dicarbonate)
 * 7) Fairfieldite (fairfieldite: 1879) 8.CG.05   (IUPAC: dicalcium manganese(II) diphosphate dihydrate)
 * 8) Faizievite (IMA2006-037) 9.CM.10
 * 9) Falcondoite (sepiolite: IMA1976-018) 9.EE.25
 * 10) Falgarite (IMA2018-069) 7.0 [no] [no] (IUPAC: tetrapotassium trivanadyl pentasulfate)
 * 11) Falkmanite (Y: 1940) 2.HC.15  [no]  (IUPAC: trilead diantimonide hexasulfide)
 * 1) Falottaite (IMA2013-044) 10.AB. [no] [no] (IUPAC: manganese oxalate trihydrate)
 * 2) Falsterite (IMA2011-061) 8.0 [no] [no]
 * 3) Famatinite (stannite: 1873) 2.KA.10   (IUPAC: tricopper antimonide tetrasulfide)
 * 4) Fanfaniite (calcioferrite: IMA2018-053) 8.0 [no] [no] (IUPAC: tetracalcium manganese tetraluminium tetrahydro hexaphosphate dodecahydrate)
 * 5) Fangite (IMA1991-047) 2.KA.15   (IUPAC: trithallium arsenide tetrasulfide)
 * 6) Fantappièite (cancrinite: IMA2008-006) 9.FB.05 [no] [no]
 * 7) Farneseite (cancrinite-sodalite: IMA2004-043) 9.FB.05
 * 8) Farringtonite (IMA1967 s.p., 1961) 8.AB.05   (IUPAC: trimagnesium diphosphate)
 * 9) Fassinaite (thiosulphate: IMA2011-048) 7.0 [no]  (IUPAC: dilead carbonate thiosulphate)
 * 10) Faujasite (zeolitic tectosilicate) 9.GD.30
 * 11) Faujasite-Ca (IMA1997 s.p., 1982) 9.GD.30  [no]
 * 12) Faujasite-Mg (IMA1997 s.p., 1975) 9.GD.30  [no]
 * 13) Faujasite-Na (IMA1997 s.p., 1842) 9.GD.30
 * 14) Faustite (Y: 1953) 8.DD.15   (IUPAC: zinc hexaluminium octahydro tetraphosphate tetrahydrate)
 * 15) Favreauite (IMA2014-013) 4.0 [no] [no] (PbBiCu6O4(SeO3)4(OH)·H2O)
 * 16) Fayalite (olivine: 1840) 9.AC.05   (IUPAC: diiron(II) (tetraoxo silicate))
 * 17) Fedorite (gyrolite: IMA1967 s.p., 1965) 9.EE.80
 * 18) Fedorovskite (IMA1975-006) 6.DA.25   (Ca2Mg2B4O7(OH)6)
 * 19) Fedotovite (IMA1986-013) 7.BC.30   (IUPAC: dipotassium tricopper oxotrisulfate)
 * 20) Fehrite (knetasite: IMA2018-125a) 7.0 [no] [no]
 * 21) Feiite (IMA2017-041a) 4.0 [no] [no] (IUPAC: diiron(II) (iron(II) titanium(IV)) pentaoxide)
 * 22) Feinglosite (brackebuschite: IMA1995-013) 8.BG.05   (IUPAC: dilead zinc diarsenate monohydrate)
 * 23) Feitknechtite ("O(OH)" group: IMA1968 s.p., 1965) 4.FE.25   (IUPAC: hydromanganese(III) oxide)
 * 24) Feklichevite (eudialyte: IMA2000-017) 9.CO.10  [no]
 * 25) Felbertalite (IMA1999-042) 2.JB.25b   (Cu2Pb6Bi8S19)
 * 26) Felsőbányaite (Y: 1854) 7.DD.05   (IUPAC: tetraluminium decahydro sulfate tetrahydrate)
 * 27) Fenaksite (litidionite: IMA1962 s.p., 1959) 9.DG.70   (IUPAC: potassium sodium iron(II) decaoxo tetrasilicate)
 * 28) Fencooperite (IMA2000-023) 9.BH.20  [no]
 * 29) Fengchengite (eudialyte: IMA2007-018a) 9.CO. [no] [no]
 * 30) Feodosiyite (IMA2015-063) 3.0  [no] [no] (IUPAC: undecacopper dimagnesium octadecachloride octahydro hexadecahydrate)
 * 31) Ferberite (wolframite: 1863) 4.DB.30   (IUPAC: iron(II) tungstate)
 * 32) Ferchromide (alloy: IMA1984-022) 1.AE.15
 * 33) Ferdowsiite (sulfosalt: IMA2012-062) 2.0 [no] [no] (IUPAC: octasilver (pentaantimonide triarsenide) hexadecasulfide)
 * 34) Fergusonite-(REE) series (scheelite) 7.GA.05
 * 35) Fergusonite-(Ce)Q (1986) 7.GA.05   (IUPAC: cerium niobate (0.3)hydrate)
 * 36) Fergusonite-(Nd)N (1989) 7.GA.05
 * 37) Fergusonite-(Y) (IMA1987 s.p., 1825) 7.GA.05   (IUPAC: yttrium niobate)
 * 38) Fergusonite-(REE)-beta series 4.DG.10 (IUPAC: REE niobium tetraoxide)
 * 39) Fergusonite-(Ce)-beta (IMA1975 s.p., 1973 Rn) 4.DG.10
 * 40) Fergusonite-(Nd)-beta (IMA1987 s.p., 1983) 4.DG.10
 * 41) Fergusonite-(Y)-beta (IMA1987 s.p., 1961) 4.DG.10
 * 42) FerhodsiteQ (pentlandite: IMA2009-056) 2.0 [no] [no] Note: possibly a distorted pentlandite derivative.
 * 43) Fermiite (IMA2014-068) 7.0 [no] [no] (IUPAC: tetrasodium uranyl trisulfate trihydrate)
 * 44) Fernandinite (straczekite: IMA1994 s.p., 1915 Rd) 4.HE.20
 * 45) Feroxyhyte ("O(OH)" group: IMA1975-032) 4.FE.40   (IUPAC: hydroiron(III) oxide)
 * 46) Ferraioloite (IMA2015-066) 8.0 [no] [no]
 * 47) Ferrarisite (lindackerite: IMA1979-020) 8.CJ.30   (IUPAC: pentacalcium di(hydroxoarsenate) diarsenate nonahydrate)
 * 48) Ferriakasakaite (epidote) 9.BG.
 * 49) Ferriakasakaite-(Ce) (IMA2018-087) 9.BG. [no] [no] [no]
 * 50) Ferriakasakaite-(La) (IMA2013-126) 9.BG. [no] [no]
 * 51) Ferriallanite (epidote, allanite) 9.BG.05b
 * 52) Ferriallanite-(Ce) (IMA2000-041) 9.BG.05b  [no]
 * 53) Ferriallanite-(La) (IMA2010-066) 9.BG.05b [no] [no]
 * 54) Ferriandrosite-(La) (epidote: IMA2013-127) 9.B [no] [no]
 * 55) Ferribushmakinite (brackebushite: IMA2014-055) 8.B?. [no] [no] (IUPAC: dilead iron(III) hydro phosphate vanadate)
 * 56) Ferricerite-(La) (cerite: IMA2001-042) 9.AG.20  [no]
 * 57) Ferricopiapite (copiapite: 1939) 7.DB.35
 * 58) Ferricoronadite (hollandite, coronadite: IMA2015-093) 4.DK. [no] [no] (Pb(Mn(4+)6Fe(3+)2)O16)
 * 59) Ferrierite (zeolitic tectosilicate) 9.GD.50
 * 60) Ferrierite-K (IMA1997 s.p., 1976) 9.GD.50  [no]
 * 61) Ferrierite-Mg (IMA1997 s.p., 1918) 9.GD.50  [no]
 * 62) Ferrierite-Na (IMA1997 s.p., 1976) 9.GD.50
 * 63) Ferrierite-NH4 (IMA2017-099) 9.GD.50 [no] [no]
 * 64) Ferri-fluoro-katophorite [Na-Ca-amphibole: IMA2015-096, IMA2012 s.p., fluor-magnesiokatophorite (2006) Rd] 9.DE.20 [no] [no]
 * 65) Ferri-fluoro-leakeite [Na-amphibole: IMA2012 s.p., fluoroleakeite (IMA2009-085) Rd] 9.DE.05 [no]
 * 66) Ferri-ghoseite [Na-(Mg-Fe-Mn)-amphibole: IMA2012 s.p., IMA2003-066 Rd] 9.DE.20  [no]
 * 67) Ferri-hellandite-(Ce) (hellandite: IMA2020-085) 9.DK. [no] [no]
 * 68) Ferrihollandite (hollandite, coronadite: IMA2011-F, 1906) 4.DK. [no] [no] (Ba(Mn(4+)6Fe(3+)2)O16)
 * 69) Ferrihydrite (nolanite: IMA1971-015) 4.FE.35   (IUPAC: decairon(III) dihydro tetradecaoxide)
 * 70) Ferri-kaersutite [O-dominant amphibole: IMA2014-051] 9.DE.15 [no] [no]
 * 71) Ferri-katophorite [Na-Ca-amphibole: IMA2012 s.p., IMA1978 s.p. Rd] 9.DE.20 [no] [no]
 * 72) Ferri-leakeite [Na-amphibole: IMA2012 s.p., leakeite (IMA1991-028) Rd] 9.DE.25
 * 73) Ferrilotharmeyerite (tsumcorite: IMA1986-024) 8.CG.15   (IUPAC: calcium zinc iron(III) hydro diarsenate hydrate)
 * 74) Ferrimolybdite (Y: 1907) 7.GB.30   (IUPAC: diiron trimolybdate(VI) heptahydrate)
 * 75) Ferri-mottanaite-(Ce) (hellandite: IMA2017-087a) 9.0 [no] [no]
 * 76) Ferrinatrite (Y: 1889) 7.CC.35   (IUPAC: trisodium iron(III) trisulfate trihydrate)
 * 77) Ferri-obertiite [O-dominant amphibole: IMA2015-079] 9.DE.25 [no] [no]
 * 78) Ferri-pedrizite [Li-amphibole: IMA2012 s.p., ferripedrizite (IMA1998-061) Rd] 9.DE.25  [no]
 * 79) Ferriperbøeite (gatelite) 9.BG.
 * 80) Ferriperbøeite-(Ce) (IMA2017-037) 9.BG. [no] [no]
 * 81) Ferriperbøeite-(La) (IMA2018-106) 9.BG. [no] [no]
 * 82) Ferriprehnite (prehnite: IMA2020-057) 9.0 [no] [no]
 * 83) Ferripyrophyllite (IMA1978-062) 9.EC.10   (IUPAC: iron(III) hydropentaoxy disilicate)
 * 84) Ferrirockbridgeite (rockbridgeite: IMA2018-065) 8.BC. [no] [no]
 * 85) Ferrisanidine (feldspar: IMA2019-052) 9.F [no] [no]
 * 86) Ferrisepiolite (sepiolite: IMA2010-061) 9.EE. [no]
 * 87) Ferrisicklerite (olivine: 1937) 8.AB.10   (IUPAC: (1-x)lithium (iron(III),Mn(II)) phosphate)
 * 88) Ferristrunzite (strunzite: IMA1986-023) 8.DC.25   (IUPAC: triiron(III) trihydro diphosphate pentahydrate)
 * 89) Ferrisurite (surite: IMA1990-056) 9.EC.75
 * 90) FerrisymplesiteQ (symplesite: 1924) 8.CE.40   (IUPAC: triiron(III) trihydro diarsenate pentahydrate)
 * 91) Ferri-taramite (Na-Ca-amphibole: IMA2021-046) 9.DE.20 [no] [no]
 * 92) Ferrivauxite (vauxite: IMA2014-003) 8.0 [no] [no] (IUPAC: iron(III) dialuminium trihydro diphosphate pentahydrate)
 * 93) Ferri-winchite [Na-Ca-amphibole: IMA2012 s.p., ferriwinchite (IMA2004-034) Rd] 9.DE.20
 * 94) Ferro-actinolite [Ca-amphibole: IMA2012 s.p., IMA1997 s.p., 1946 Rd] 9.DE.10
 * 95) Ferroalluaudite (alluaudite: IMA2007 s.p., 1957) 8.AC.10   (IUPAC: sodium iron(II) diiron(III) triphosphate)
 * 96) Ferroaluminoceladonite (mica: IMA1995-019) 9.EC.15  [no]
 * 97) Ferro-anthophyllite [Mg-Fe-Mn-amphibole: IMA2012 s.p., 1921 Rd] 9.DD.05  [no]
 * 98) Ferroberaunite (beraunite: IMA2021-036) 8.DH. [no] [no]
 * 99) Ferrobobfergusonite (alluaudite, bobfergusonite: IMA2017-006) 8.0 [no] [no] (IUPAC: disodium pentairon(II) iron(III) aluminium hexaphosphate)
 * 100) Ferrobustamite (wollastonite: 1937) 9.DG.05   (IUPAC: calcium iron(II) hexaoxy disilicate)
 * 101) Ferrocarpholite (carpholite: 1951) 9.DB.05   (IUPAC: iron(II) dialuminium hexaoxy disilicate tetrahydroxyl)
 * 102) Ferroceladonite (mica: IMA1995-018) 9.EC.15  [no]
 * 103) Ferrochiavennite (zeolitic tectosilicate: IMA2012-039) 9.G?. [no]
 * 104) Ferro-edenite [Ca-amphibole: IMA2012 s.p., 1946 Rd] 9.DE.15
 * 105) Ferroefremovite (langbeinite: IMA2019-008) 7.0 [no] [no] (IUPAC: diammonium diiron(II) trisulfate)
 * 106) Ferroericssonite (ericssonite: IMA2010-025) 9.B [no] [no] (IUPAC: barium diiron(II) iron(III) (heptaoxy disilicate) oxyhydroxyl)
 * 107) Ferro-ferri-fluoro-leakeite [Na-amphibole: IMA2012 s.p., fluor-ferro-leakeite (IMA1993-026) Rd] 9.DE.25  [no]
 * 108) Ferro-ferri-hornblende [Li-amphibole: IMA2015-054] 9.DE.10 [no] [no]
 * 109) Ferro-ferri-katophorite [Na-Ca-amphibole: IMA2016-008] 9.DE.20 [no] [no]
 * 110) Ferro-ferri-nybøite [Na-amphibole: IMA2013-072, IMA1997 s.p.] 9.DE.25 [no] [no]
 * 111) Ferro-ferri-obertiite [O-dominant amphibole: IMA2012 s.p., ferro-obertiite (IMA2009-034) Rd] 9.DE.25 [no]
 * 112) Ferro-ferri-pedrizite [Li-amphibole: IMA2012 s.p., sodic-ferri-ferropedrizite (2003) Rd] 9.DE.25  [no]
 * 113) Ferrofettelite (IMA2021-094)
 * 114) Ferro-fluoro-edenite [Ca-amphibole: IMA2020-058] 9.DE. [no] [no]
 * 115) Ferro-fluoro-pedrizite [Li-amphibole: IMA2012 s.p., fluoro-sodic-ferropedrizite (IMA2008-070) Rd] 9.DE.25 [no]
 * 116) Ferro-gedrite [Mg-Fe-Mn-amphibole: IMA2012 s.p., ferrogedrite (IMA1997 s.p.), IMA1978 s.p., 1939 Rd] 9.DD.05
 * 117) Ferro-glaucophane [Na-amphibole: IMA2012 s.p., ferroglaucophane (IMA1997 s.p.), 1957 Rd] 9.DE.25
 * 118) Ferrohexahydrite (IMA1967 s.p., 1962) 7.CB.25   (IUPAC: iron(II) sulfate hexahydrate)
 * 119) Ferrohögbomite-2N2S (högbomite, ferrohögbomite: IMA2001-048) 4.CB.  [no]
 * 120) Ferro-holmquistite [Li-amphibole: IMA2012 s.p., ferroholmquistite (IMA2004-030) Rd] 9.DD.05  [no]
 * 121) Ferro-hornblende [Ca-amphibole: IMA2012 s.p., ferrohornblende (IMA1997 s.p.), ferro-hornblende (1978) Rd] 9.DE.10
 * 122) Ferroindialite (beryl: IMA2013-016) 9.CJ. [no]
 * 123) Ferro-katophorite [Na-Ca-amphibole: IMA2012 s.p., katophorite (1894) Rd] 9.DE.20
 * 124) Ferrokentbrooksite (eudialyte: IMA1999-046) 9.CO.10  [no]
 * 125) Ferrokësterite (stannite: IMA1985-012) 2.CB.15a
 * 126) Ferrokinoshitalite (IMA1999-026) 9.EC.35  [no]
 * 127) Ferrolaueite (laueite, laueite: IMA1987-046a) 8.DC.30  [no]
 * 128) Ferromerrillite (whitlockite: IMA2006-039) 8.AC.45  [no]
 * 129) Ferronickelplatinum (alloy: IMA1982-071) 1.AG.40   (IUPAC: diplatinum iron nickel alloy)
 * 130) Ferronigerite (nigerite, ferronigerite) 4.FC.20
 * 131) Ferronigerite-2N1S (IMA2001 s.p., 1947) 4.FC.20
 * 132) Ferronigerite-6N6S (IMA2001 s.p., 1947) 4.FC.20
 * 133) Ferronordite (nordite) 9.DO.15
 * 134) Ferronordite-(Ce) (IMA1997-008) 9.DO.15  [no]
 * 135) Ferronordite-(La) (IMA2000-015) 9.DO.15  [no]
 * 136) Ferro-pargasite [Ca-amphibole: IMA2012 s.p., ferropargasite (IMA1977 s.p.), 1961 Rd] 9.DE.15
 * 137) Ferro-pedrizite [Ca-amphibole: IMA2014-037] 9.DE.25 [no] [no]
 * 138) Ferroqingheiite-(Fe2+) (alluaudite, wyllieite: IMA2009-076) 8.AC.15 [no]  (IUPAC: disodium iron(II) magnesium aluminium triphosphate)
 * 139) Ferrorhodonite (rhodonite: IMA2016-016) 9.D? [no] [no]
 * 140) Ferro-richterite [Na-Ca-amphibole: IMA2012 s.p., ferrorichterite (IMA1997 s.p.), 1946 Rd] 9.DE.20
 * 141) Ferrorockbridgeite (rockbridgeite: IMA2018-004) 8.0 [no] [no]
 * 142) Ferrorosemaryite (alluaudite, wyllieite: IMA2003-063) 8.AC.15   (IUPAC: vacancy sodium iron(II) (iron(III) aluminium) triphosphate)
 * 143) Ferrosaponite (smectite-vermiculite: IMA2002-028) 9.EC.45  [no]
 * 144) Ferroselite (marcasite: 1955) 2.EB.10a   (IUPAC: iron diselenide)
 * 145) Ferrosilite (pyroxene: IMA1988 s.p., 1935) 9.DA.05   (IUPAC: iron(II) hexaoxy disilicate)
 * 146) Ferroskutterudite (perovskite, skutterudite: IMA2006-032) 2.EC.05
 * 147) Ferrostalderite (routhierite: IMA2014-090) 2.0 [no] [no] (IUPAC: copper diiron thallium diarsenide hexasulfide)
 * 148) Ferrostrunzite (strunzite: IMA1983-003) 8.DC.25   (IUPAC: iron(II) diiron(III) dihydro diphosphate hexahydrate)
 * 149) Ferrotaaffeite (taaffeite, ferrotaaffeite) 4.FC.
 * 150) Ferrotaaffeite-2N'2S (IMA2011-025) 4.FC. [no]
 * 151) Ferrotaaffeite-6N'3S (IMA2001 s.p., IMA1979-047) 4.FC.   (IUPAC: beryllium diiron(II) hexaluminium dodecaoxide)
 * 152) Ferro-taramite [Na-Ca-amphibole: IMA2012 s.p., aluminotaramite (IMA2006-023) Rd] 9.DE.20  [no]
 * 153) Ferrotitanowodginite (wodginite: IMA1998-028) 4.DB.40  [no] (IUPAC: iron(II) titanium ditantalum octaoxide)
 * 154) Ferrotochilinite (tochilinite: IMA2010-080) 2.0 [no]  (circa 6FeS·5[Fe(OH)2])
 * 155) Ferrotorryweiserite (torryweiserite: IMA2021-055) [no] [no]
 * 156) Ferro-tschermakite (IMA2016-116, 1945) 9.DE.10
 * 157) Ferrotychite (northupite: IMA1980-050) 5.BF.05   (IUPAC: hexasodium diiron(II) tetracarbonate sulfate)
 * 158) Ferrovalleriite (valleriite: IMA2011-068) 2.0 [no]  (2[(Fe,Cu)S]*1.53[(Fe,Al,Mg)(OH)2])
 * 159) Ferrovorontsovite (galkhaite: IMA2017-007) 2.0 [no] [no] ((Fe5Cu)TlAs4S12)
 * 160) Ferrowodginite (wodginite: IMA1984-006) 4.DB.40   (IUPAC: iron(II) tin(IV) ditantalum octaoxide)
 * 161) Ferrowyllieite (alluaudite, wyllieite: IMA1979 s.p., 1973) 8.AC.15   (IUPAC: sodium sodium iron(II) (iron(II) aluminium) triphosphate)
 * 162) Ferruccite (fluoroborate: 1933) 3.CA.05   (IUPAC: sodium tetrafluoroborate)
 * 163) Fersmanite (Y: 1929) 9.BE.72
 * 164) Fersmite (columbite: 1946) 4.DG.05
 * 165) Feruvite (tourmaline: IMA1987-057) 9.CK.05
 * 166) Fervanite (Y: 1931) 4.HG.05   (IUPAC: tetrairon(III) tetravanadium(V) hexadecaoxide pentahydrate)
 * 167) Fetiasite (IMA1991-019) 4.JB.05
 * 168) Fettelite (IMA1994-056) 2.LA.30   ([Ag6As2S7][Ag10HgAs2S8])
 * 169) Feynmanite (IMA2017-035) 7.0 [no] [no] (IUPAC: sodium uranyl hydro sulfate (3.5)hydrate)

Fi – Fl

 * 1) Fianelite (fianelite: IMA1995-016) 8.FC.05   (IUPAC: dimanganese(II) pyrovanadate dihydrate)
 * 2) Fibroferrite (Y: 1833) 7.DC.15   (IUPAC: iron(III) hydro sulfate pentahydrate)
 * 3) Fichtelite (Y: 1841) 10.BA.05   (IUPAC: dimethyl-isopropyl-perhydrophenanthrene)
 * 4) Fiedlerite (IMA1994 s.p., 1887 Rd) 3.DC.10   (IUPAC: trilead hydro tetrachloride fluoride monohydrate)
 * 5) Fiemmeite (oxalate: IMA2017-115) 10.0 [no] [no] (IUPAC: dicopper dihydro oxalate dihydrate)
 * 6) Filatovite (feldspar: IMA2002-052) 8.AC.85
 * 7) Filipstadite (spinel, spinel: IMA1987-010) 04.BB.05   (IUPAC: 1/2[(iron(III) antimony(V)) tetramagnesium octaoxide])
 * 8) Fillowite (fillowite: 1879) 8.AC.50   (IUPAC: disodium calcium heptamanganese(II) hexaphosphate)
 * 9) Finchite (fritzscheite: IMA2017-052) 4.0 [no] [no] (IUPAC: strontium diuranyl (divanadium octaoxide) pentahydrate)
 * 10) Fingerite (IMA1983-064) 8.BB.80   (IUPAC: undecacopper dioxohexavanadate)
 * 11) Finnemanite (apatite: 1923) 4.JB.45   (IUPAC: pentalead chloro triarsenite(III))
 * 12) Fischesserite (IMA1971-010) 2.BA.75   (IUPAC: trisilver gold diselenide)
 * 13) Fivegite (IMA2009-067) 9.0 [no]
 * 14) Fizélyite (lillianite: 1913) 2.JB.40a   (IUPAC: pentasilver tetradecalead octatetracontasulfa henicosantimonide)
 * 15) Flaggite (IMA2021-044) 7.DF. [no] [no]
 * 16) Flagstaffite (Y: 1920) 10.CA.10
 * 17) Flamite (IMA2013-122) 9.0 [no] [no]
 * 18) Fleetite (IMA2018-073b) 2.0 [no] [no] (IUPAC: dicopper rhenium iridium diantimonide)
 * 19) Fleischerite (fleischerite: IMA1962 s.p.) 7.DF.25   (IUPAC: trilead germanium hexahydro disulfate trihydrate)
 * 20) Fleisstalite (gravegliaite: IMA2016-038) 4.JE. [no] [no] (IUPAC: iron(II) sulfite trihydrate)
 * 21) Fletcherite (linnaeite, spinel: IMA1976-044) 2.DA.05   (IUPAC: copper dinickel tetrasulfide)
 * 22) Flinkite (allactite: 1889) 8.BE.30   (IUPAC: dimanganese(II) manganese(III) tetrahydro arsenate)
 * 23) Flinteite (IMA2014-009) 3.0 [no] [no] (IUPAC: dipotassium zinc tetrachloride)
 * 24) Florencite (alunite, crandallite) 08.BL.13 (IUPAC: REE trialumino hexahydro diphosphate)
 * 25) Florencite-(Ce) (IMA1987 s.p., 1900) 8.BL.13
 * 26) Florencite-(La) (IMA1987 s.p., 1980) 8.BL.13
 * 27) Florencite-(Nd) (IMA1987 s.p., 1971) 8.BL.13
 * 28) Florencite-(Sm) (IMA2009-074) 8.BL.13 [no]
 * 29) Florenskyite (phosphide: IMA1999-013) 1.BD.15  [no] (IUPAC: iron titanium phosphide)
 * 30) Florensovite (linnaeite, spinel: IMA1987-012) 2.DA.05
 * 31) Flörkeite (zeolitic tectosilicate: IMA2008-036) 9.GC.10
 * 32) Fluckite (fluckite: IMA1978-054) 8.CB.15   (IUPAC: calcium manganese(II) di(hydroxoarsenate) dihydrate)
 * 33) Fluellite (Y: 1824) 8.DE.10   (IUPAC: dialuminium difluoro hydro phosphate heptahydrate)
 * 34) Fluoborite (Y: 1926) 6.AB.50   (IUPAC: trimagnesium trifluoro borate)
 * 35) Fluocerite 3.AC.15 (IUPAC: REE trifluoride)
 * 36) Fluocerite-(Ce) (IMA1987 s.p., 1832) 3.AC.15  [no]
 * 37) Fluocerite-(La) (IMA1987 s.p., 1969) 3.AC.15
 * 38) Fluorannite (mica: IMA1999-048) 9.EC.20  [no] (IUPAC: potassium triiron(II) (alumino trisilicate) decaoxy difluoride)
 * 39) Fluorapatite (apatite: IMA2010 s.p., 1860) 8.BN.05   (IUPAC: pentacalcium fluoro triphosphate)
 * 40) Fluorapophyllite (apophyllite) 9.EA.15
 * 41) Fluorapophyllite-(Cs) (IMA2018-108a) 9.EA.15 [no] [no]
 * 42) Fluorapophyllite-(K) (IMA2013 s.p., IMA1978 s.p., IMA1976-001) 9.EA.15
 * 43) Fluorapophyllite-(Na) (IMA2013 s.p., IMA1976-032) 9.EA.15
 * 44) Fluorapophyllite-(NH4) (IMA2019-083) 9.EA. [no] [no]
 * 45) Fluorarrojadite (arrojadite) 8.BF.05
 * 46) Fluorarrojadite-(BaFe) (IMA2005-058a) 8.BF.05  [no]
 * 47) Fluorarrojadite-(BaNa) (IMA2016-075) 8.BF.05 [no] [no]
 * 48) Fluorbarytolamprophyllite (seidozerite, lamprophyllite: IMA2016-089) 9.B?. [no] [no]
 * 49) Fluorbritholite (apatite) 9.AH.25 (IUPAC: (REE,calcium) tri(tetraoxysilicate) fluoride)
 * 50) Fluorbritholite-(Ce) (IMA1991-027) 9.AH.25  [no]
 * 51) Fluorbritholite-(Y) (IMA2009-005) 9.AH.25 [no]
 * 52) Fluor-buergerite (tourmaline: IMA1965-005 Rd) 9.CK.05
 * 53) Fluorcalciobritholite (apatite: IMA2006-010) 9.AH.25  [no]
 * 54) Fluorcalciomicrolite (microlite, pyrochlore: IMA2012-036) 4.0 [no] [no]
 * 55) Fluorcalciopyrochlore (pyrochlore, pyrochlore: IMA2013-055) 4.0 [no] [no]
 * 56) Fluorcalcioroméite (roméite, pyrochlore: IMA2012-093) 4.0 [no] [no]
 * 57) Fluorcanasite (IMA2007-031) 9.DG.80  [no]
 * 58) Fluorcaphite (apatite: IMA1996-022) 8.BN.05   (IUPAC: strontium calcium tricalcium fluoro triphosphate)
 * 59) Fluorcarletonite (IMA2019-038) 9.EB.20 [no] [no]
 * 60) Fluorcarmoite-(BaNa) (arrojadite: IMA2015-062) 8.0 [no] [no]
 * 61) Fluorchegemite (humite: IMA2011-112) 9.A?. [no] [no] (IUPAC: heptacalcium tri(tetraoxysilicate) difluoride)
 * 62) Fluor-dravite (tourmaline: IMA2009-089) 9.CK.05 [no] [no]
 * 63) Fluor-elbaite (tourmaline: IMA2011-071) 9.CK. [no] [no]
 * 64) Fluorellestadite (apatite: IMA1987-002 Rd) 9.AH.25   (IUPAC: 1/2[decacalcium tritetraoxysilicate trisulfate fluoride])
 * 65) Fluorite (fluorite: 1873) 3.AB.25   (IUPAC: calcium difluoride)
 * 66) Fluorkyuygenite (mayenite: IMA2013-043) 4.CC. [no] [no] (Ca12Al14O32[(H2O)4F2])
 * 67) Fluorlamprophyllite (seidozerite, lamprophyllite: IMA2013-102) 9.B?. [no] [no]
 * 68) Fluor-liddicoatite (tourmaline: IMA1976-041 Rd) 9.CK.05
 * 69) Fluorluanshiweiite (mica: IMA2019-053) 9.E [no] [no]
 * 70) Fluormayenite (mayenite: IMA2013-019) 4.0 [no] [no] (Ca12Al14O32[☐4F2])
 * 71) Fluornatrocoulsellite (pyrochlore: IMA2009-070) 3.0 [no] [no] (IUPAC: calcium trisodium aluminium trimagnesium tetradecafluoride)
 * 72) Fluornatromicrolite (microlite, pyrochlore: IMA1998-018) 4.DH.15
 * 73) Fluornatropyrochlore (pyrochlore, pyrochlore: IMA2013-056) 4.DH. [no] [no]
 * 74) Fluoro-cannilloite [Ca-amphibole: IMA2012 s.p., fluorocannilloite (IMA2004 s.p.), fluor-cannilloite (IMA1993-033) Rd] 9.DE.  [no]
 * 75) Fluorocronite (fluorite: IMA2010-023) 3.AB. [no] [no] (IUPAC: lead difluoride)
 * 76) Fluoro-edenite [Ca-amphibole: IMA2012 s.p., IMA1994-059 Rd] 9.DE.  [no]
 * 77) Fluorokinoshitalite (mica: IMA2010-001) 9.EC.35 [no] [no]
 * 78) Fluoro-leakeite [Na-amphibole: IMA2012 s.p., fluoro-aluminoleakeite (IMA2009-012) Rd] 9.DE. [no]
 * 79) Fluoro-nybøite [Na-amphibole: IMA2012 s.p., fluoronyböite (IMA2002-010) Rd] 9.DE.  [no]
 * 80) Fluoro-pargasite [Ca-amphibole: IMA2012 s.p., fluoropargasite (IMA2003-050) Rd] 9.DE.
 * 81) Fluoro-pedrizite [Li-amphibole: IMA2012 s.p., fluoro-sodic-pedrizite (IMA2004-002) Rd] 9.DE. [no] [no]
 * 82) Fluorophlogopite (mica: IMA2006-011) 9.EC.20  [no]
 * 83) Fluorpyromorphite (IMA2021-120)
 * 84) Fluoro-richterite [Na-Ca-amphibole: IMA2012 s.p., fluorrichterite (IMA1992-020) Rd] 9.DE.  [no]
 * 85) Fluoro-riebeckite [Na-amphibole: IMA2012 s.p., fluor-riebeckite (1966) Rd] 9.DE. [no] [no]
 * 86) Fluoro-taramite [Na-Ca-amphibole: IMA2012 s.p., fluoro-alumino-magnesiotaramite (IMA2006-025) Rd] 9.DE.  [no]
 * 87) Fluorotetraferriphlogopite (mica: IMA2010-002) 9.EC.20 [no] [no]
 * 88) Fluoro-tremolite (Ca-amphibole: IMA2016-018) 9.DE.10 [no] [no]
 * 89) Fluorowardite (wardite: IMA2012-016) 8.DL. [no] [no] (IUPAC: sodium trialuminium dihydro difluoro diphosphate dihydrate)
 * 90) Fluorphosphohedyphane (apatite: IMA2008-068) 8.BN.05 [no] [no] (IUPAC: dicalcium trilead fluoro triphosphate)
 * 91) Fluor-schorl (tourmaline: IMA2010-067) 9.CK.05 [no] [no]
 * 92) Fluorsigaiite (apatite: IMA2021-087a) 8.BN. [no] [no]
 * 93) Fluorstrophite (apatite: IMA2010 s.p., 1962) 8.BN.05
 * 94) Fluor-tsilaisite (tourmaline: IMA2012-044) 9.CK. [no] [no]
 * 95) Fluor-uvite (tourmaline: IMA2011 s.p., IMA2000-030a, 1930 Rd) 9.CK.05
 * 96) Fluorvesuvianite (vesuvianite: IMA2000-037) 9.BG.35  [no]
 * 97) Fluorwavellite (wavellite: IMA2015-077) 8.DC. [no] [no] (IUPAC: trialuminium dihydro fluoro diphosphate pentahydrate)
 * 98) Flurlite (IMA2014-064) 8.0 [no] [no] (IUPAC: trizinc manganese(II) iron(III) dihydro triphosphate heptawater dihydrate)

Fo – Fu
(IUPAC: tetrairon(II) diiron(III) dodecahydroxide carbonate trihydrate, Fe2+:Fe3+ = 2:1) (Note: transforms to lepidocrocite, limonite, goethite in the presence of air.)
 * 1) Foggite (IMA1973-067) 8.DL.05   (IUPAC: calcium aluminium dihydro phosphate hydrate)
 * 2) Fogoite-(Y) (seidozerite, rinkite: IMA2014-098) 9.B?. [no] [no] (IUPAC: dicalcium diyttrium trisodium titanium di(heptaoxo disilicate) (oxofluoride) difluoride)
 * 3) Foitite (tourmaline: IMA1992-034) 9.CK.05
 * 4) Folvikite (IMA2016-026) 6.0 [no] [no]
 * 5) Fontanite (IMA1991-034) 5.EC.05   (IUPAC: calcium triuranyl dioxo dicarbonate hexahydrate)
 * 6) Fontarnauite (IMA2009-096a) 6.DA.60 [no] [no]
 * 7) Foordite (IMA1984-070) 4.DG.15   (IUPAC: tin(II) diniobium hexaoxide)
 * 8) Footemineite (IMA2006-029) 8.DA.10  [no] (IUPAC: dicalcium pentamanganese(V) tetraberyllium tetrahydro hexaphosphate hexahydrate)
 * 9) Forêtite (IMA2011-100) 8.0 [no]
 * 10) Formanite-(Y) (IMA1987 s.p., 1944) 7.GA.10   (IUPAC: yttrium tantalate)
 * 11) Formicaite (IMA1998-030) 10.AA.05   (IUPAC: calcium formiate)
 * 12) Fornacite (fornacite: 1915) 7.FC.10   (IUPAC: copper dilead chromate hydro arsenate)
 * 13) Forsterite (olivine: 1824) 9.AC.05   (IUPAC: dimagnesium tetraoxysilicate)
 * 14) Foshagite (Y: 1925) 9.DG.15   (IUPAC: tetracalcium tri(trioxy silicate) dihydroxyl)
 * 15) Fougèrite (hydrotalcite: IMA2012-B, IMA2003-057 Rd) 4.FL.05  [no]
 * 1) Fourmarierite (Y: 1924) 4.GB.25
 * 2) FowleriteQ (Y: 1832) 9.DK.05 [no] [no] Note: possibly a variety of rhodonite.
 * 3) Fraipontite (serpentine: 1927) 9.ED.15
 * 4) Francevillite (fritzscheite: IMA2007 s.p., 1957) 4.HB.15   (IUPAC: barium diuranyl divanadate pentahydrate)
 * 5) Franciscanite (welinite: IMA1985-038) 9.AF.75   (IUPAC: hexamanganese vanadium(V) di(tetraoxysilicate) hexa(oxy,hydroxyl))
 * 6) Francisite (IMA1989-028) 4.JG.25   (IUPAC: tricopper bismuth dioxo chloro diselenite(IV))
 * 7) Franckeite (cylindrite: 1893) 2.HF.25b
 * 8) Francoanellite (IMA1974-051) 8.CH.25   (IUPAC: tripotassium pentaluminium hexa(hydroxophosphate) diphosphate dodecahydrate)
 * 9) Françoisite 8.EC.05 (IUPAC: REE triuranyl oxohydro phosphate hexahydrate)
 * 10) Françoisite-(Ce) (IMA2004-029) 8.EC.05  [no]
 * 11) Françoisite-(Nd) (IMA1987-041) 8.EC.05
 * 12) Franconite (IMA1981-006a) 4.FM.15   (IUPAC: sodium diniobium hydro pentaoxide trihydrate)
 * 13) Frankamenite (IMA1994-050) 9.DG.90  [no]
 * 14) Frankdicksonite (fluorite: IMA1974-015) 3.AB.25   (IUPAC: barium difluoride)
 * 15) Frankhawthorneite (tellurium oxysalt: IMA1993-047) 4.FD.25   (IUPAC: dicopper tellurium(VI) dihydro tetraoxide)
 * 16) Franklinfurnaceite (IMA1986-034) 9.EC.55
 * 17) Franklinite (spinel, spinel: 1819) 4.BB.05   (IUPAC: zinc diiron(III) tetraoxide)
 * 18) Franklinphilite (stilpnomelane: IMA1990-050) 9.EG.40
 * 19) Fransoletite (IMA1982-096) 8.CA.05   (IUPAC: tricalcium diberyllium diphosphate di(hydrogenphosphate) tetrahydrate)
 * 20) Franksousaite (IMA2021-096)
 * 21) Franzinite (cancrinite-sodalite: IMA1976-020) 9.FB.05
 * 22) Freboldite (nickeline: 1957) 2.CC.05   (IUPAC: cobalt selenide)
 * 23) Fredrikssonite (ludwigite: IMA1983-040) 6.AB.30   (IUPAC: dimagnesium manganese(III) dioxoborate)
 * 24) Freedite (IMA1984-012) 4.JB.65   (IUPAC: copper(I) octalead pentachloro diarsenite(III) trioxide)
 * 25) Freieslebenite (Y: 1845) 2.JB.15   (IUPAC: silver lead antimonide trisulfide)
 * 26) Freitalite (IMA2019-116) 10.0 [no] [no] (IUPAC: anthracene)
 * 27) Fresnoite (IMA1964-012) 9.BE.15   (IUPAC: dibarium titanium oxo heptaoxodisilicate)
 * 28) Freudenbergite (IMA1967 s.p., 1961) 4.CC.10   (IUPAC: sodium (trititanium(IV) iron(III)) octaoxide)
 * 29) Friedelite (pyrosmalite: 1876) 9.EE.10   (IUPAC: octamanganese(II) pentadecaoxy hexasilicate decahydroxyl)
 * 30) Friedrichbeckeite (milarite: IMA2008-019) 9.CM.
 * 31) Friedrichite (meneghinite: IMA1977-031) 2.HB.05a   (Cu5Pb5Bi7S18)
 * 32) Fritzscheite (fritzscheite: 1865) 4.HB.15
 * 33) Frohbergite (marcasite: 1947) 2.EB.10a   (IUPAC: iron ditelluride)
 * 34) Frolovite (Y: 1957) 6.AC.20   (IUPAC: calcium di[tetrahydro borate])
 * 35) Frondelite (rockbridgeite: 1949) 8.BC.10   (IUPAC: manganese(II) tetrairon(III) pentahydro triphosphate)
 * 36) Froodite (Y: 1958) 2.AC.45a   (IUPAC: lead dibismuthide)
 * 37) Fuenzalidaite (IMA1993-021) 7.DG.40
 * 38) Fuettererite (tellurium oxysalt: IMA2011-111) 7.A?. [no] [no] (IUPAC: trilead hexacopper(II) heptahydro pentachloro tellurium(VI) hexaoxide)
 * 39) Fukalite (IMA1976-003) 9.DQ.05   (IUPAC: tetracalcium disilicate hexaoxy carbonate dihydroxyl)
 * 40) Fukuchilite (pyrite: IMA1967-009) 2.EB.05a   (IUPAC: tricopper iron octasulfide)
 * 41) Fulbrightite (IMA2019-032 ) 8.0 [no] [no] (IUPAC: calcium di(oxovanadate(IV)) diarsenate tetrahydrate)
 * 42) Fülöppite (plagionite: 1929) 2.HC.10a   (IUPAC: trilead octaantimonide pentadecasulfide)
 * 43) Furongite (IMA1982 s.p., 1976) 8.EB.50
 * 44) Furutobeite (IMA1978-040) 2.BE.10