[no] Magnesionigerite (nigerite, magnesionigerite) 4.FC.20 Magnesionigerite-2N1S (IMA2001 s.p., IMA1988-010) 4.FC.20 Magnesionigerite-6N6S (IMA2001 s.p., 1989) 4.FC.20 [no] Magnesiopascoite (pascoite: IMA2007-025) 4.HC.05 () Magnesio-riebeckite [Na-amphibole: IMA2012 s.p., IMA1997 s.p., magnesioriebeckite (1957)] 9.DE.25 Magnesiorowlandite-(Y) (rowlandite: IMA2012-010) 9.H?. [no] (IUPAC: tetrayttrium (magnesium,iron) difluoro di(heptadisilicate)) Magnesiostaurolite (IMA1992-035) 9.AF.30 [no] Magnesiotaaffeite (taaffeite, magnesiotaaffeite) 04.FC.25 Magnesiotaaffeite-2N2S (IMA2001 s.p., 1951) 4.FC.25 [no] (IUPAC: trimagnesium beryllium octaluminium hexadecaoxide) Magnesiotaaffeite-6N3S (IMA2001 s.p., IMA1966-041) 4.FC.25 (IUPAC: dimagnesium beryllium hexaluminium dodecaoxide) Magnesiovesuvianite (vesuvianite: IMA2015-104) 9.BG. [no] [no] Magnesiovoltaite (voltaite: IMA2015–095) 7.0 [no] [no] Magnesiozippeite (zippeite: IMA1971-007 Rd) 7.EC.05 () Magnesite (calcite: IMA1962 s.p., 1808) 5.AB.05 (IUPAC: magnesium carbonate) Magnetite (spinel, spinel: 1789) 4.BB.05 (IUPAC: iron(II) diiron(III) tetraoxide) Magnetoplumbite (magnetoplumbite: 1925) 4.CC.45 (IUPAC: lead dodecairon(III) nonadecaoxide) Magnioursilite (ursilite: 1957) 9.AK.35 [no] [no] (IUPAC: tetramagnesio tetrauranyl penta(pentaoxydisilicate) hexahydroxyl icosahydrate) Magnolite (tellurite: 1878) 4.JK.60 (IUPAC: (dimercury) tellurite) Magnussonite (IMA1984 s.p., 1957 Rd) 4.JB.15 Mahnertite (IMA1994-035) 8.DH.45 (IUPAC: (sodium, calcium, potassium) tricopper chloro diarsenate pentahydrate) Maikainite (germanite: IMA1992-038) 2.CB.30 (IUPAC: decacopper triiron molybdenum trigermanide hexadecasulfide) Majakite (IMA1974-038) 2.AC.25e (IUPAC: palladium nickel arsenide) Majindeite (nolanite: IMA2012-079) 4.CB.40 [no] [no] (IUPAC: dimagnesium trimolybdenum octaoxide) Majorite (garnet, garnet: IMA1969-018) 9.AD.25 (IUPAC: trimagnesio (magnesiosilicon) tri(tetraoxysilicate)) Majzlanite (IMA2018-016) 7.0 [no] [no] (IUPAC: dipotassium sodium (zinc sodium) calcium tetrasulfate) Makarochkinite (sapphirine: IMA2002-009a) 9.DH.40 [no] Makatite (IMA1969-003) 9.EE.45 (IUPAC: disodium octaoxy tetrasilicate dihydroxyl tetrahydrate) Mäkinenite (millerite: IMA1967 s.p., 1964) 2.CC.20 (IUPAC: nickel selenide) Makotoite (IMA2020-071) 2.0 [no] [no] Makovickyite (pavonite: IMA1986-027) 2.JA.05d Malachite (malachite: 1747) 5.BA.10 (IUPAC: dicopper dihydro carbonate) Malanite (spinel, linnaeite: IMA1995-003) 2.DA.05 (Cu1+(Ir3+Pt4+)S4) Malayaite (titanite: IMA1964-024) 9.AG.15 (IUPAC: calcium tin oxytetraoxysilicate) Maldonite (metalloid alloy: 1870) 2.AA.40 (IUPAC: digold bismuthide) Maleevite (danburite: IMA2002-027) 9.FA.65 (IUPAC: barium octaoxy diboro disilicate) Maletoyvayamite (IMA2019-021) 2.0 [no] [no] (IUPAC: trigold tetraselenide hexatelluride) Malhmoodite (IMA2002-D, IMA1992-001) 8.CE.75 (IUPAC: iron(II) zirconium diphosphate tetrahydrate) Malinkoite (beryllonite: IMA2000-009) 9.FA.10 [no] (IUPAC: sodium tetraoxy borosilicate) Malladrite (fluorosilicate: 1926) 3.CH.05 (IUPAC: disodium hexafluorosilicate) Mallardite (melanterite: 1879) 7.CB.35 (IUPAC: manganese(II) sulfate heptahydrate) Mallestigite (fleischerite: IMA1996-043) 7.DF.25 (IUPAC: trilead antimony hexahydro sulfate arsenate trihydrate) Malyshevite (IMA2006-012) 2.GA.25 [no] (IUPAC: palladium copper trisulfa bismuthide) Mambertiite (gelosaite: IMA2013-098) 4.0 [no] [no] (BiMoO8(OH)) Mammothite (IMA1983-076a) 7.BC.60 Manaevite-(Ce) (vesuvianite: IMA2018-046) 9.BG. [no] [no] Manaksite (litidionite: IMA1990-024) 9.DG.70 (IUPAC: potassium sodium manganese(II) decaoxy tetrasilicate) Manandonite (serpentine: 1912) 9.ED.15 (IUPAC: dilithium tetraluminium decaoxy (boroaluminodisilicate) octahydroxyl) Mandarinoite (mandarinoite: IMA1977-049) 4.JH.15 (IUPAC: diiron(III) triselenite hexahydrate) Maneckiite (wicksite: IMA2015-056) 8.0 [no] [no] Manganarsite (IMA1985-037) 4.JB.10 (IUPAC: trimanganese(II) tetrahydro diarsenic(III) tetraoxide) Manganbabingtonite (rhodonite: IMA1971 s.p., 1966) 9.DK.05 ManganbelyankiniteQ (Y: 1957) 4.FM.25 Manganberzeliite (garnet: