W Wad Wadalite (mayenite: IMA1987-045) 9.AD.25 [no] (IUPAC: hexacalcium pentaluminium hexadecaoxodisilicate trichloride) Wadeite (Y: 1939) 9.CA.10 (IUPAC: dipotassium zirconium (nonaoxotrisilicate)) Wadsleyite (IMA1982-012) 9.BE.02 (IUPAC: dimagnesium tetraoxosilicate) Wagnerite (wagnerite: IMA2003 s.p., 1821 Rd) 8.BB.15 (IUPAC: dimagnesium fluoro phosphate) Waimirite-(Y) (perovskite: IMA2013-108) 3.0 [no] [no] (IUPAC: yttrium trifluoride) Waipouaite (IMA2019-095) 9.0 [no] [no] Wairakite (zeolitic tectosilicate: IMA1997 s.p., 1955) 9.GB.05 (IUPAC: calcium (dialuminotetrasilicate) dodecaoxy dihydrate) Wairauite (alloy: IMA1964-015) 1.AE.15 (IUPAC: cobalt iron alloy) Wakabayashilite (IMA1969-024) 2.FA.40 () Wakefieldite (zircon) 8.AD.35 (IUPAC: REE vanadate) Wakefieldite-(Ce) (IMA1969-001) 8.AD.35 Wakefieldite-(La) (IMA1989-035a) 8.AD.35 Wakefieldite-(Nd) (IMA2008-031) 8.AD.35 [no] Wakefieldite-(Y) (IMA1969-012) 8.AD.35 Walentaite (IMA1983-047) 8.CH.05 (IUPAC: dihydrogen dicalcium hexairon(III) pentarsenate triphosphate tetradecahydrate) Walfordite (tellurite: IMA1996-003) 4.JK.05 Walkerite (IMA2001-051) 6.GB.20 [no] Wallisite (hatchite: IMA1971 s.p., 1965) 2.GC.05 (CuPbTlAs2S5) Wallkilldellite 8.DL.20 Wallkilldellite (IMA1982-084) 8.DL.20 (IUPAC: dicalcium trimanganese(II) tetrahydro diarsenate nonahydrate) Wallkilldellite-(Fe) (IMA1997-032) 8.DL.20 [no] (IUPAC: dicalcium triiron(II) tetrahydro diarsenate nonahydrate) Walpurgite (Y: 1871) 8.EA.05 (IUPAC: tetra(oxo bismutate) uranyl diarsenate dihydrate) Walstromite (IMA1964-009) 9.CA.25 (IUPAC: barium dicalcium nonaoxytrisilicate) Walthierite (alunite, alunite: IMA1991-008) 7.BC.10 (IUPAC: barium hexaaluminium dodecahydro tetrasulfate) Wampenite (IMA2015-061) 10.B?. [no] [no] Wangdaodeite (IMA2016-007) 4.0 [no] [no] (IUPAC: iron titanium trioxide) Wardite (wardite: 1896) 8.DL.10 (IUPAC: sodium trialuminium tetrahydro diphosphate dihydrate) Wardsmithite (IMA1967-030) 6.H0.25 (IUPAC: pentacalcium magnesium hexa(heptaoxotetraborate) triacontahydrate) Warikahnite (IMA1978-038) 8.CA.35 (IUPAC: trizinc diarsenate dihydrate) Warkite (sapphirine: IMA2013-129) 4.0 [no] [no] (IUPAC: dicalcium hexascandium hexaluminium icosaoxide) Warwickite (warwickite: 1838) 6.AB.20 Wassonite (IMA2010-074) 2.CB. (IUPAC: titanium(II) sulfide) Watanabeite (IMA1991-025) 2.GC.15 ) Watatsumiite (neptunite: IMA2001-043) 9.EH.05 [no] Waterhouseite (IMA2004-035) 8.BE.85 (IUPAC: heptamanganese octahydro diphosphate) Watkinsonite (watkinsonite: IMA1985-024) 2.HB.20e (PbCu2Bi4(Se,S)8) Wattersite (IMA1987-030) 7.FB.15 (IUPAC: di(dimercury) mercury(II) dioxochromate) WattevilleiteQ (Y: 1879) 7.CC.85 Note: possibly hexahydrite. Wavellite (IMA1971 s.p., 1805) 8.DC.50 (IUPAC: trialuminium trihydro diphosphate pentahydrate) Wawayandaite (IMA1988-043) 9.HA.20 Waylandite (alunite, crandallite: IMA1962-003) 8.BL.13 (IUPAC: bismuth trialuminium hexahydro diphosphate) Wayneburnhamite (IMA2015-124) 9.B?. [no] [no] (IUPAC: nonalead hexacalcium tri(heptaoxodisilicate) tri(tetraoxosilicate)) Weberite (Y: 1938) 3.CB.25 (IUPAC: disodium magnesium heptafluoroaluminate) Weddellite (oxalate: 1936) 10.AB.40 (IUPAC: calcium oxalate dihydrate) Weeksite (IMA1962 s.p., 1960) 9.AK.30 (IUPAC: dipotassium diuranyl tridecaoxopentasilicate tetrahydrate) Wegscheiderite (IMA1967 s.p., 1961) 5.AA.30 (IUPAC: pentasodium trihydrogen tetracarbonate) Weibullite (kobellite: IMA1980 s.p., 1910 Rd) 2.JB.25h (Ag0.33Pb5.33Bi8.33(S,Se)18) Weilerite (alunite, beudandite: IMA1987 s.p., 1962 Rd) 8.0 [no] (IUPAC: barium trialuminium hexahydro sulfate arsenate) Note: it is definitely not a synonym of arsenogorceixite as its sulfate content is now known. Weilite (IMA1963-006) 8.AD.10 (IUPAC: (calcium hydroxoarsenate(V)) Weinebeneite (beryllophosphate zeolite: IMA1990-049) 8.DA.20 (IUPAC: calcium triberyllium dihydro diphosphate tetrahydrate) Weishanite (amalgam: IMA1982-076) 1.AD.20a () Weissbergite (IMA1975-040) 2.HD.05 (IUPAC: thallium disulfa antimonide) Weissite (Y: