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M Mineral Index (492 Count)

This alphabetical listing of M minerals include synonyms of accepted mineral names, pronunciation of that name, name origins, and locality information.

LEGEND: Valid Species (Bold);  Pronunciation;  Mineral Image;  Mineral Image Gallery;  jCrystal Form;  jPOWD Form;          Calculated Radioactive Intensity

M Mineral Pages: [1] [2] [3] [4] [5] [6]

Macdonaldite Say Macdonaldite  View Macdonaldite Image  BaCa4[Si16O36(OH)2]·10(H2O) Approved IMA 1965
NAME ORIGIN: Named for Grodon Andrew Macdonald (1911-1978), American volcanologist, University of Hawaii.
Macedonite Say Macedonite  View Macedonite Image  PbTiO3 Approved IMA 1971
NAME ORIGIN: Named for the locality. LOCALITY: Crni Kamen, near Prilep, Macedonia.
Macfallite Say Macfallite  View Macfallite Image  Ca2(Mn+++,Al)3(SiO4)(Si2O7)(OH)3 Approved IMA 1979
NAME ORIGIN: Named for Russell P. MacFall, a dedicated amateur mineralogist.
Machatschkiite Say Machatschkiite   Ca6(AsO4)(AsO3OH)3(PO4,SO4)·15(H2O) Approved IMA 1977
NAME ORIGIN: Named for Felix Karl Ludwig Machatschki (1895-1970), Professor of Mineralogy, University of Vienna, Austria.
Mackayite Say Mackayite  View Mackayite Image View Mackayite Form  Fe+++Te2O5(OH) Valid Species (Pre-IMA) 1944
NAME ORIGIN: Named for John William Mackay (1831-1902), mine operator, Comstock Lode, and benefactor of the Mackay School of Mines, University of Nevada.
Mackelveyite-(Y) NaBa3CaY(CO3)3(OH)6·3H2O Withdrawn IMA 2007, Proposed IMA 2005
NAME ORIGIN: Commission on New Minerals, Nomenclature and Classification (CNMNC)
Mackinawite Say Mackinawite  View Mackinawite Image  (Fe,Ni)S0.9 Approved IMA 1962
NAME ORIGIN: Named for the locality. LOCALITY: Mackinaw mine, Snohomish County, Washington, USA.
Mackintoshite - See Thorogummite
Macphersonite Say Macphersonite  View Macphersonite Image  Pb4(SO4)(CO3)2(OH)2 Approved IMA 1985
NAME ORIGIN: Named after Harry Gordon Macpherson (1925-), mineralogist at the Royal Scottish Museum, Edinburgh, Scotland.
Macquartite Say Macquartite  View Macquartite Images Gallery Pb3Cu(CrO4)(SiO3)(OH)4·2(H2O) Approved IMA 1980
NAME ORIGIN: Named for Louis Charles Henri Macquart (1745-1803), French chemist who brought to France from Russia the samples of crocoite in which the element chromium was discovered.
Madocite Say Madocite  View Madocite Image Pb17(Sb,As)16S41 Approved IMA 1967
NAME ORIGIN: Named for the locality. LOCALITY: Madoc, Ontario, Canada.
Maekinenite - See Makinenite
Magadiite Say Magadiite  View Magadiite Image  NaSi7O13(OH)3·4(H2O) Approved IMA 1967
NAME ORIGIN: Named for the locality. LOCALITY: Lake Magadi, Olduvai Gorge, Kenya.
Magbasite Say Magbasite   KBa(Al,Sc)(Mg,Fe++)6Si6O20F2 Approved IMA 1965
NAME ORIGIN: Named after its composition of Mg, Ba, and Si.
Maghagendorfite Say Maghagendorfite  View Maghagendorfite Image NaMgMn(Fe++,Fe+++)2(PO4)3 Approved IMA 1979
NAME ORIGIN: Named as MAGnesium hagendorfite.
Maghemite Say Maghemite  View Maghemite Image  gamma-Fe+++2O3 Valid Species (Pre-IMA) 1927
NAME ORIGIN: From MAGnetite and HEMatite, in allusion to the mineral's magnetism and composition.
Maghrebite MgAl2(AsO4)2(OH)2·8H2O Proposed IMA 2005 (Dana # Added)
NAME ORIGIN: Commission on New Minerals, Nomenclature and Classification (CNMNC)
Magnesia Alum - See Pickeringite
Magnesio-aluminokatophorite - See Magnesiokatophorite
Magnesioaluminotaramite - See Magnesiotaramite
Magnesioanthophyllite View Magnesioanthophyllite Image (Mg,Fe++)7Si8O22(OH)2 Discredited IMA 1997
NAME ORIGIN: From its compostition and from the Latin anthophyllum - "clove" in allusion to the color.
Magnesio-arfvedsonite View Magnesio-arfvedsonite Images Gallery  NaNa2(Mg4Fe++)Si8O22(OH)2 Valid Species (Pre-IMA) 1957
NAME ORIGIN: Named as per current IMA amphibole nomenclature (Burke and Leake 2004; Can. Mineral., 42, 1881-1883).
Magnesioastrophyllite View Magnesioastrophyllite Image   K2Na[Na(Fe++,Fe+++,Mn)Mg2]Ti2Si8O26(OH)4F Approved IMA 1963
NAME ORIGIN: Named for the magnesium content and relationship to astrophyllite.
Magnesioaubertite Say Magnesioaubertite  View Magnesioaubertite Image (Mg,Cu)Al(SO4)2Cl·14(H2O) Approved IMA 1988
NAME ORIGIN: Named for its content of magnesium greater than copper, and relation to aubertite.
Magnesio-axinite - See Axinite-(Mg)
REMARKS: Renamed Axinite-(Mg) by Mineralogical Record v39 (2008), 131
Magnesiocarpholite  MgAl2Si2O6(OH)4 Approved IMA 1979
NAME ORIGIN: Named as the Mg-dominant member of the carpholite series.
Magnesiochloritoid  MgAl2SiO5(OH)2 Approved IMA 1983
NAME ORIGIN: Named for magnesium in its composition and its relation to chloritoid.
Magnesiochlorophoenicite (Mg,Mn)3Zn2(AsO4)(OH,O)6 Valid Species (Pre-IMA) 1935
NAME ORIGIN: Named as the Mg analog of chlorophoenicite.
Magnesiochromite Say Magnesiochromite  View Magnesiochromite Image View Magnesiochromite Form  MgCr2O4 Valid Species (Pre-IMA) 1868
NAME ORIGIN: Named for a MAGNESIum-rich chromite.
Magnesioclinoholmquistite View Magnesioclinoholmquistite Image Li2(Mg,Fe++)3Al2Si8O22(OH)2 Discredited IMA (1997,2005)
NAME ORIGIN: Named for its composition, monoclinic crystal structure, and relationship with holmsquisite. Discredited as clinoholmquistite (1997). Clinohomsquisite discredited (2005).
Magnesiocolumbite - See Columbite-(Mg)
REMARKS: Renamed to Columbite-(Mg) by Mineralogical Record, v39 (2008), p 131
Magnesiocopiapite Say Magnesiocopiapite  View Magnesiocopiapite Image  MgFe+++4(SO4)6(OH)2·20(H2O) Valid Species (Pre-IMA) 1938
NAME ORIGIN: Named for its magnesium content and relation to copiapite.
Magnesiocoulsonite View Magnesiocoulsonite Image  MgV+++2O4 Approved IMA 1995
NAME ORIGIN: Named for its relationship to coulsonite.
Magnesiocummingtonite (Mg,Fe++)7Si8O22(OH)2 Approved IMA 1969
NAME ORIGIN: Named as per current IMA amphibole nomenclature (Burke and Leake 2004; Can. Mineral., 42, 1881-1883). Dashkensanite (1936) was revalidated and renamed 2005.
Magnesiodumortierite  (Mg,Ti,[ ])<1(Al,Mg)2Al4Si3O18-y(OH)yB y=2-3 Approved IMA 1995
NAME ORIGIN: For its containing magnesium and the relationship to dumortierite.
Magnesioferrikatophorite View Magnesioferrikatophorite Image Na2Ca(Mg,Fe++)4Fe+++Si7AlO22(OH)2 Approved IMA 1997
NAME ORIGIN: Named for its composition and from the Greek for "carrying down", in allusion to its volcanic origin.
Magnesioferritaramite - See Ferri-magnesiotaramite
Magnesioferrite Say Magnesioferrite  View Magnesioferrite Image View Magnesioferrite Form  MgFe+++2O4 Valid Species (Pre-IMA) 1859
NAME ORIGIN: Named after its chemical composition of magnesium and ferric iron.
Magnesiofoitite View Magnesiofoitite Image [ ](Mg2Al)Al6(Si6O18)(BO3)3(OH)4 Approved IMA 2001 (Dana # Added)
NAME ORIGIN: The name recalls its composition and relationship to foitite.
Magnesiogedrite View Magnesiogedrite Image (Mg,Fe++)5Al2Si6Al2O22(OH)2 Discredited IMA 1998
NAME ORIGIN: Named for its composition and the original gederite location at Heas Valley, Gedres, France. LOCALITY:
Magnesiohastingsite View Magnesiohastingsite Image  NaCa2(Mg4Fe+++)Si6Al2O22(OH)2 Valid Species (Pre-IMA) 1928
NAME ORIGIN: Named as per current IMA amphibole nomenclature (Burke and Leake 2004; Can. Mineral., 42, 1881-1883).
Magnesiohogbomite-2N2S View Magnesiohogbomite-2N2S Image (Al,Fe++,Fe+++,Mg,Ti,Zn)11O15(OH) Approved IMA 1963
NAME ORIGIN: Named for Arvid Gustaf Hogbom (1857-1940), Swedish geologist, University of Upplala and the crystal structure. (S=Spinel, N=Nolanite Layers).
Magnesiohogbomite-2N3S (Mg,Fe++)1.4Ti0.3Al4O8 Approved IMA 1963
NAME ORIGIN: Named for Arvid Gustaf Hogbom (1857-1940), Swedish geologist, University of Upplala and the crystal structure. (S=Spinel, N=Nolanite Layers).
Magnesiohogbomite-6N6S (Mg,Fe++)1.4Ti0.3Al4O8 Valid Species (Pre-IMA) 1916
NAME ORIGIN: Named for Arvid Gustaf Hogbom (1857-1940), Swedish geologist, University of Upplala and the crystal structure. (S=Spinel, N=Nolanite Layers).
Magnesioholmquistite View Magnesioholmquistite Image Li2(Mg,Fe++)3Al2Si8O22(OH)2 Approved IMA 1978
NAME ORIGIN: The name reflects its composition and relationship to holmquistite..
Magnesiohornblende View Magnesiohornblende Image  Ca2[Mg4(Al,Fe+++)]Si7AlO22(OH)2 Approved IMA 1978
NAME ORIGIN: Named for the composition and its relationship to hornblende.
Magnesiohulsite Say Magnesiohulsite  View Magnesiohulsite Image (Mg,Fe++)2(Mg,Fe+++,Sn++++)O2(BO3) Approved IMA 1985
NAME ORIGIN: Named for the composition and for Alfred Hulse Brooks (1871-1924), U. S. Geologist.
Magnesiokatophorite View Magnesiokatophorite Image  Na(CaNa)Mg4AlSi7AlO22(OH)2 Approved IMA 1997
NAME ORIGIN: Named for its composition and from the Greek for "carrying down", in allusion to its volcanic origin.
Magnesioludwighite - See Ludwigite
Magnesionigerite-2N1S (Mg,Zn,Fe+++,Al)4(Sn,Fe+++)2Al10O22(OH)2 Approved IMA 1989
NAME ORIGIN: Named as the MAGNESIum analog of Ferronigerite. (S=Spinel, N=Nolanite Layers).
Magnesionigerite-6N6S (Mg,Zn,Fe+++,Al)4(Sn,Fe+++)2Al10O22(OH)2 Approved IMA 2002 (Dana # Added)
NAME ORIGIN: Named as the MAGNESIum analog of Ferronigerite. (S=Spinel, N=Nolanite Layers).
Magnesiopascoite View Magnesiopascoite Image  Ca2Mg[V10O28]·16H2O Approved IMA 2007 (Dana # Added)
NAME ORIGIN: Named as the Mg analogue of pascoite
Magnesioriebeckite View Magnesioriebeckite Image  [ ]Na2[(Mg,Fe++)3Fe+++2]Si8O22(OH)2 Valid Species (Pre-IMA) 1957
NAME ORIGIN: Named for the composition and relatinship to riebeckite.
Magnesiosadanagaite - See Potassic-magnesiosadanagaite
REMARKS: 1982
Magnesiosadanagaite View Magnesiosadanagaite Image   NaCa2[Mg3(Al,Fe+++)2]Si5AlO22(OH)2 Approved IMA 2004 (Dana # Added)
NAME ORIGIN: Named as a low-K analog of potassic-magnesiosadanagaite (renamed from original magnesiosadanagaite-IMA1982-102).
Magnesiostaurolite View Magnesiostaurolite Image  [ ]4Mg4Al16(Al,[ ])2Si8O40[O6,(OH)2] Approved IMA 2003 (Dana #Added)
NAME ORIGIN: Named as the magnesium-dominant analog of staurolite.
Magnesiotaaffeite-2N2S View Magnesiotaaffeite-2N2S Image  Mg3Al8BeO16 Approved IMA 1982
NAME ORIGIN: Named for Count R.Taaffe of Dublin, Ireland, who discovered the mineral in 1945. (S=Spinel, N=Nolanite Layers).
Magnesiotaaffeite-6N3S View Magnesiotaaffeite-6N3S Image  (Mg,Fe++,Zn)2Al6BeO12 Approved IMA 2002 (Dana # Added)
NAME ORIGIN: Named for Count R.Taaffe of Dublin, Ireland, who discovered the mineral in 1945. (S=Spinel, N=Nolanite Layers).
Magnesiotantalite - See Tantalite-(Mg)
REMARKS: Renamed to Tantalite-(Mg) by Mineralogical Record, v39 (2008), p 131
Magnesiotaramite Say Magnesiotaramite  View Magnesiotaramite Image  Na(CaNa)Mg3ALFe+++[Si6Al2O22](OH)2 Approved IMA 1978
NAME ORIGIN: Named after the chemical composition and the locality. LOCALITY: Wali-tarama, Mariupol, Ukraine.
Magnesiozippeite View Magnesiozippeite Image  Mg(H2O)3.5(UO2)2(SO4)O2 Approved IMA 1976
NAME ORIGIN: Named for its composition and for Franz Xaver Maxmillian Zippe (1791-1863), Austrian mineralogist.
Magnesite Say Magnesite  View Magnesite Image View Magnesite Form  MgCO3 Valid Species (Pre-IMA) 1807
NAME ORIGIN: Named after its chemical composition.
Magnesium astrophyllite - See Magnesioastrophyllite
REMARKS: Renamed to Magnesioastrophyllite by Mineralogical Record, v39 (2008), p131
Magnesium-chlorophoenicite - See Magnesiochlorophoenicite
REMARKS: Renamed as Magnesiochlorophoenicite by Mineralogical Record, v330 (2008), p131
Magnesium Mica - See Phlogopite
Magnesium orthite - See Dollaseite-(Ce)
Magnesium Oxalate - See Glushinskite
Magnesium Sulphate - See Hexahydrite
Magnesium Talc - See Talc
Magnesium-zippeite - See Magnesiozippeite
REMARKS: Renamed as Magnesiozippeite by Mineralogical Record, v330 (2008), p131
Magnetic iron ore - See Magnetite
Magnetic pyrites - See Pyrrhotite
Magnetite Say Magnetite  View Magnetite Images Gallery View Magnetite Form  Fe++Fe+++2O4 Valid Species (Pre-IMA) 1845
NAME ORIGIN: Named for Magnes, a Greek shepherd, who discovered the mineral on Mt, Ida, He noted that the nails of his shoe and the iron ferrule of his staff clung to a rock.
Magnetoplumbite Say Magnetoplumbite  View Magnetoplumbite Image  Pb(Fe+++,Mn+++)12O19 Valid Species (Pre-IMA) 1925
NAME ORIGIN: Named for being a MAGNETic oxide of iron, manganese, and lead, "plumbum."
Magniotriplite Say Magniotriplite  View Magniotriplite Image  (Mg,Fe++,Mn)2(PO4)F Discredited IMA 2003
NAME ORIGIN: Named in 1951 for its relationship to triplite. Magniotriplite discredited 2003
Magniotriplite - See Wagnerite
Magnolite Say Magnolite   Hg+2Te++++O3 Valid Species (Pre-IMA) 1877
NAME ORIGIN: Named for the locality. LOCALITY: Keystone and Mountain Lion mines, Magnolia district, Boulder Coounty Colorado, USA.
Magnussonite Say Magnussonite  View Magnussonite Image  Mn++5As+++3O9(OH,Cl) Valid Species (Pre-IMA) 1956
NAME ORIGIN: Named for Nils Harald Magnusson (1890-1976), formerly Director, Geological Survey of Sweden, for his contributions to knowledge of the Langban mine.
Mahlmoodite - See Malhmoodite
Mahnertite Say Mahnertite  View Mahnertite Image  (Na,Ca)Cu++3(AsO4)2Cl·5(H2O) Approved IMA 1995 (Dana # Added)
NAME ORIGIN: Named after Volker Mahnert (b. 1943), zoologist, director of the Muséum d’Histoire Naturelle, Geneva, Switzerland.
Maikainite Cu20(Fe,Cu)6Mo2Ge6S32 Approved IMA 2003 (Dana # Added)
NAME ORIGIN: Named for the locality. LOCALITY: Maikain deposit, Kazakhstan and (2) Tsumeb deposit, Namibia.
Majakite Say Majakite   PdNiAs Approved IMA 1976
NAME ORIGIN: Named for the locality. LOCALITY: Najak mine, Talnakh, Norilsk, Russia.
Majorite Say Majorite  View Majorite Image View Majorite Form  Mg3(Fe,Al,Si)2(SiO4)3 Approved IMA 1970
NAME ORIGIN: Named for Alan Major, who assisted A.E. Ringwood in the high-pressure synthesis of garnet from pyroxene.
Makarochkinite View Makarochkinite Image  Ca2Fe++4Fe+++TiSi4BeAlO20 Approved IMA 2003 (Dana # Added)
NAME ORIGIN: Named for Boris A. Makarochkin (1907-1988), Russian chemist and mineralogist, who studied the rare minerals from the Ilmen Mountains and collected the mineral, but described it as an amphibole
Makarochkinite - See Hogtuvaite
Makatite Say Makatite  View Makatite Images Gallery  Na2Si4O8(OH)2·4(H2O) Approved IMA 1970
NAME ORIGIN: Named from the Masai "emakat," soda, in allusion to the high sodium content.
Makinenite Say Makinenite NiSe Approved IMA 1964
NAME ORIGIN: Named for Eero Makinen, Finnish geologist, adn former President of the Outokumpa Company.
Makovickyite Say Makovickyite  View Makovickyite Image  Ag1.5Bi5.5S9 Approved IMA 1994
NAME ORIGIN: For Dr. Emil Makovicky, Slovak and Danish mineralogist, University of Copenhagen.
Malachite Say Malachite  View Malachite Image View Malachite Form  Cu2(CO3)(OH)2 Valid Species (Pre-IMA) Prehistoric
NAME ORIGIN: From the Greek, malache, - "mallow" in reference to green leaf color.
Malacon - See Zircon
Malanite Say Malanite  View Malanite Image Cu(Pt,Ir)2S4 Approved IMA 1995
NAME ORIGIN: Named for the locality. LOCALITY: Malan valley, Zunhua, Hebei Province, China.
Malayaite Say Malayaite  View Malayaite Image  CaSnSiO5 = CaSnOSiO4 Approved IMA 1965
NAME ORIGIN: Named for the locality LOCALITY: Sunsei Lah, Chenderiang, Perak, Malaysia.
Maldonite Say Maldonite  View Maldonite Image Au2Bi Valid Species (Pre-IMA) 1870
NAME ORIGIN: Named for the locality. LOCALITY: Nugget reef, near Maldon, Victoria, Australia.
Maleevite View Maleevite Image  BaB2Si2O8 Approved IMA 2004 (Dana # Added)
NAME ORIGIN: Named for Mihail Naidenovitch Maleev (1940-), Bulgarian mineralogist and expert in mineral systematics.
Malhmoodite View Malhmoodite Image FeZr(PO4)2·4(H2O) Approved IMA 1993
NAME ORIGIN: Named after Bertha K. Malhmood, long-time secretary and administrative assistant of the Branch of Analytical Laboratories, US Geological Survey.
M Mineral Pages: [1] [2] [3] [4] [5] [6]