barium carbonate) Wittichenite (Y: 1853) 2.GA.20 (IUPAC: tricopper bismuth trisulfide) WittiteQ (Y: 1924) 2.JB.20 Note: possibly Se-rich cannizzarite. Witzkeite (IMA2011-084) 7.0 [no] [no] (IUPAC: tetrasodium tetrapotassium calcium dinitrate tetrasulfate dihydrate) Wodegongjieite (IMA2020-036b) Wodginite (wodginite: IMA1967 s.p., 1963) 4.DB.40 (IUPAC: manganese(II) tin(IV) ditantalum octaoxide) Wöhlerite (wöhlerite: 1843) 9.BE.17 Wolfeite (wagnerite: 1949) 8.BB.15 (IUPAC: diiron(II) hydro phosphate) Wollastonite (wollastonite: IMA1962 s.p., 1818) 9.DG.05 (IUPAC: calcium trioxysilicate) Wölsendorfite (wölsendorfite: 1957) 4.GB.30 (IUPAC: heptalead tetradecauranyl tetrahydro nonadecaoxide dodecahydrate) Wonesite (mica: IMA1979-007a) 9.EC.20 Woodallite (hydrotalcite: IMA2000-042) 4.FL.05 (IUPAC: hexamagnesium dichromium hexadecahydroxide dichloride tetrahydrate) Woodhouseite (alunite, beudandite: IMA1987 s.p., 1937 Rd) 8.BL.05 (IUPAC: calcium trialuminium hexahydro sulfate phosphate) Woodruffite (Y: 1953) 4.FL.25 (IUPAC: dizinc penta(manganese(IV),manganese(III)) decaoxide tetrahydrate) Woodwardite (hydrotalcite: 1866) 7.DD.35 Wooldridgeite (IMA1997-037) 8.FC.25 (IUPAC: disodium calcium dicopper(II) dipyrophosphate decahydrate) Wopmayite (whitlockite: IMA2011-093) 8.AC. [no] Wrightite (IMA2015-120) 8.0 [no] [no] (IUPAC: dipotassium dialuminium oxodiarsenate) Wroewolfeite (IMA1973-064) 7.DD.10 (IUPAC: tetracopper hexahydro sulfate dihydrate) Wulfenite (scheelite: 1845) 7.GA.05 (IUPAC: lead molybdenum tetraoxide) Wulffite (IMA2013-035) 7.0 [no] (IUPAC: tripotassium sodium tetracopper dioxo tetrasulfate) Wülfingite (cristobalite: IMA1983-070) 4.FA.10 (IUPAC: zinc dihydroxide) Wupatkiite (halotrichite: IMA1994-019) 7.CB.85 (IUPAC: cobalt dialuminium tetrasulfate docosahydrate) Wurtzite (wurtzite: 1861) 2.CB.45 (IUPAC: zinc sulfide) Wüstite (Y: 1927) 4.AB.25 (IUPAC: iron(II) oxide) Wumuite (IMA2017-067a) 4.0 [no] [no] Wuyanzhiite (IMA2017-081) 2.0 [no] [no] Wyartite (IMA1962 s.p., 1959) 5.EA.15 (IUPAC: calcium uranium(V) diuranyl tetraoxyhydro carbonate heptahydrate) Wycheproofite (IMA1993-024) 8.DJ.30 (IUPAC: sodium aluminium zirconium dihydro diphosphate monohydrate) Wyllieite (alluaudite, wyllieite: IMA1972-015) 8.AC.15 () X Xanthiosite (olivine: IMA1965 s.p., 1858 Rd) 8.AB.25 (IUPAC: trinickel diarsenate) Xanthoconite (Y: 1840) 2.GA.10 (IUPAC: trisilver trisulfa arsenide) Xanthoxenite (IMA1975-004a, 1920 Rd) 8.DH.40 (IUPAC: tetracalcium diiron(III) dihydro tetraphosphate trihydrate) Xenophyllite (IMA2006-006) 8.AC.50 [no] (IUPAC: tetrasodium heptairon hexaphosphate) Xenotime (zircon) 8.AD.35 (IUPAC: REE phosphate) Xenotime-(Y) (IMA1987 s.p., 1832) 8.AD.35 Xenotime-(Yb) (IMA1998-049) 8.AD.35 [no] Xiangjiangite (IMA1982 s.p., 1978) 8.EB.05 (IUPAC: iron(III) tetrauranyl hydro diphosphate disulfate docosahydrate) Xieite (post-spinel: IMA2007-056) 4.BB.25 [no] (IUPAC: iron(II) dichromium tetraoxide) Xifengite (silicide: IMA1983-086) 1.BB.40 (IUPAC: pentairon trisilicide) Xilingolite (lillianite: IMA1982-024) 2.JB.40a (Pb3Bi2S6) Ximengite (rhabdophane: IMA1985-004) 8.AD.45 (IUPAC: bismuth phosphate) XingzhongiteQ (spinel, linnaeite: 1976) 2.DA.05 Note: possibly cuproiridsite. Xitieshanite (IMA1982-044) 7.DC.20 (IUPAC: iron(III) chloro sulfate hexahydrate) Xocolatlite (tellurium oxysalt: IMA2007-020) 7.DF.85 [no] (IUPAC: dicalcium dimanganese(IV) dodecaoxoditellurate(VI) monohydrate) Xocomecatlite (IMA1974-048) 7.BB.50 (IUPAC: tricopper tetrahydro tetraoxotellurate(VI)) Xonotlite (y: 1866) 9.DG.35 (IUPAC: hexacalcium heptadecaoxohexasilicate dihydroxyl) Xuwenyuanite (IMA2021-080) [no] [no] External links IMA Database of Mineral Properties/ RRUFF Project Mindat.org - The Mineral Database Webmineral.com Mineralatlas.eu minerals W and X