M Listing of Minerals

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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]

Matsubaraite   Sr4TiTi4Si4O22 Approved IMA 2002 (Dana # Added) NAME ORIGIN: Named after Satoshi Matsubara, specialist for strontium minerals in the National Science Museum, Tokyo, Japan. Mattagamite    CoTe2 Approved IMA 1973 NAME ORIGIN: Named for the locality. LOCALITY: Mattagami Lake mines, Mattagami, Galinee Township, Abitibi Co., Québec, Canada. Matteuccite   NaHSO4·(H2O) Valid Species (Pre-IMA) 1952 NAME ORIGIN: Named for Vittorio Matteucci (1862-1909), Director of the Vesuvius Laboratory, Vesuvius, Italy. Mattheddleite    Pb20(SiO4)7(SO4)4Cl4 Approved IMA 1987 NAME ORIGIN: Named for Matthew Forster Heddle (1828-1897), Scottish mineralogist. Matulaite   CaAl18(PO4)12(OH)20·28(H2O) Approved IMA 1980 NAME ORIGIN: Margaret Mary Matula (1925- ), Allentown, Pennsylvania, USA, who supplied some of the first specimens. Matveevite  KTiMn2Fe+++2(PO4)4(OH)3·15(H2O) Discredited IMA 2006 - Approved IMA 1991 NAME ORIGIN: Named in 1986 for K. K. Matveev (1875-1954). Maucherite    Ni11As8 Valid Species (Pre-IMA) 1913 NAME ORIGIN: Named for William Maucher (1879-1930), mineral dealer of Munich, Germany. Maufite - See Lizardite REMARKS: Interstratified clinochlore-lizardite Maufite - See Clinochlore REMARKS: Interstratified clinochlore-lizardite Maufite  (Mg,Ni)Al4Si3O13·4(H2O) (?) Discredited IMA 2006 - Valid Species (Pre-IMA) 1930 NAME ORIGIN: Named for Herbert Brantwood Maufe (1879-1976), director of the Geological Service of Rhodesia Mavlyanovite  Mn5Si3 Proposed IMA 2008 (Dana # Added) NAME ORIGIN: Named for Gani Mavlyanov (1910-1988), Uzbek geologist and seismologist. Mawbyite    Pb(Fe+++Zn)2(AsO4)2(OH,H2O)2 Approved IMA 1989 NAME ORIGIN: Named for Sir Maurice Alan Edgar Mawby (1904-1977), for his contribution to the Australian mining industry. Mawsonite    Cu+6Fe+++2Sn++++S8 Approved IMA 1965 NAME ORIGIN: Named for Douglas Mawson (1882-1958), Australian geologist and Antarctic explorer. Maxwellite    NaFe+++(AsO4)F Approved IMA 1991 NAME ORIGIN: Named for Charles Henry Maxwell (1923-), U. S. Geological Survey. Mayakite - See Majakite Mayenite    Ca12Al14O33 Approved IMA 1964 NAME ORIGIN: Named after the locality LOCALITY: Ettringer, Bellerberg, Mayen, Eifel, Rhineland-Pfalz, Germany Mayingite  IrBiTe Approved IMA 1995 NAME ORIGIN: Named after its locality. LOCALITY: Near the village of Maying, about 230 km NNE of Beijing, People's Republic of China. Mazzettiite  Ag3HgPbSbTe5 Approved IMA 2004 (Dana # Added) NAME ORIGIN: Named for Giuseppe Mazzetti (1942–2003), curator in chief of the Mineralogy Section of the Museo di Storia Naturale, Università di Firenze. Mazzite-Mg    K2CaMg2(Al,Si)36O72·28(H2O) Approved IMA 1974 NAME ORIGIN: Named for Prof. Fiorenzo Mazzi, mineralogist, University of Pavia, Pavia, Italy. Mazzite-Na     Na8Al8Si28O72·30H2O Approved IMA 2003 (Dana # Added) NAME ORIGIN: Named as the Na-dominat analogue of mazzite(-K). Mbobomkulite   (Ni,Cu)Al4(NO3,SO4)2(OH)12·3(H2O) Approved IMA 1980 NAME ORIGIN: Named for the locality. LOCALITY: Mbobo Mkulu cave, Nelspruit district, South Africa. Mboziite - See Taramite Mcallisterite   Mg2B12O14(OH)12·9(H2O) Approved IMA 1965 NAME ORIGIN: Named for James Franklin McAllister (1911-2000), geologist, U.S. Geological Survey, Menlo Park, California, USA, who collected the originally described material. Mcalpineite   Cu++3Te++++++O6·(H2O) Approved IMA 1994 NAME ORIGIN: For the mine at the type locality. LOCALITY: McAlpine mine, Tuolumne County, California, USA. Mcauslanite  HFe++3Al2(PO4)4F·18(H2O) Approved IMA 1988 NAME ORIGIN: Named for David A. McAuslan, exploration manager, Shell Canada Resources LTD., who discovered the locality. LOCALITY: East Kemptville tin mine, Yarmouth County, NS, Canada. Mcbirneyite   Cu3(VO4)2 Approved IMA 1984 NAME ORIGIN: Named for Alexander Robert McBirney (1924-), Volcanologist, University of Oregon, Corvallis, Oregon, USA. Mcconnellite  CuCrO2 Approved IMA 1976 NAME ORIGIN: Named for R. B. McConnell (1903-1986), British geologist. Mccrillisite  NaCs(Be,Li)Zr2(PO4)4·1-2(H2O) Approved IMA 1992 NAME ORIGIN: In honor of the late Dean McCrillis and his son, Philip. Mcgillite   (Mn,Fe++)8Si6O15(OH)8Cl2 Approved IMA 1980 NAME ORIGIN: Named for McGill University, Montreal, Quebec, Canada. Mcgovernite   Mn9Mg4Zn2As2Si2O17(OH)14 Valid Species (Pre-IMA) 1927 NAME ORIGIN: Named for J. J. McGovern (1915-), Franklin miner and mineral collector. Mcguinnessite   (Mg,Cu)2(CO3)(OH)2 Approved IMA 1981 NAME ORIGIN: Named for Albert L. McGuinness (1926-1990), mineral dealer, San Mateo, California, USA> Mckelveyite-(Nd)   (Ba,Sr)(Ca,Na,Nd,REE)(CO3)2·3-10(H2O) Not Approved IMA 1993 NAME ORIGIN: Named after Vincent E. McKelvey, 1916-1985), director of the U.S. Geological Survey. Mckelveyite-(Y)     NaCa(Ba,Sr)3(Y,REE)(CO3)6·3(H2O) Approved IMA 1965 NAME ORIGIN: Named after Vincent E. McKelvey, 1916-1985), director of the U.S. Geological Survey. Mckelveyite-(Y) - See Mackelveyite-(Y) Mckelveyite-(Y)-2M - See Mckelveyite-(Y) Mckinstryite   (Ag,Cu)2S Approved IMA 1966 NAME ORIGIN: Named for Hugh E. McKinstry (1896-1961), U. S. Economic geologist. Mcnearite   NaCa5H4(AsO4)5·4(H2O) Approved IMA 1981 NAME ORIGIN: Named for Elizabeth McNear, mineralogist and crystallographer, University of Geneva, Switzerland. Medaite    (Mn,Ca)6(V+++++,As)Si5O18(OH) Approved IMA 1980 NAME ORIGIN: Named for Dr. Francesco Meda (1926-1977), an amateur mineralogist from Turin, Italy. Medenbachite     Bi2Fe+++(Cu,Fe+++)(O,OH)2(OH)2(AsO4)2 Approved IMA 1993 (Dana # Added) NAME ORIGIN: Named for Dr. Olaf Medenbach (1949-) of the University of Bochum, Germany. Meerschaum - See Sepiolite Megacyclite    Na8KSi9O18(OH)9·19(H2O) Approved IMA 1993 NAME ORIGIN: From the Greek for large and cyclical, with reference to the large ringlike groups of silica tetrahedra in the structure. Megakalsilite   KAlSiO4 Approved IMA 2002 (Dana # Added) NAME ORIGIN: Named to reflect the large (MEGA) unit cell relative to kalsilite. Meionite     Ca4Al6Si6O24CO3 Valid Species (Pre-IMA) 1801 NAME ORIGIN: From the Greek for "less", referring to its less acute pyramidal form compared with vesuvianite. Meixnerite   Mg6Al2(OH)18·4(H2O) Approved IMA 1975 NAME ORIGIN: Named for Heinrich Herman Meixner (1908-1981), Austrian mineralogist. Melaconite - See Tenorite Melanite - See Andradite REMARKS: Black colored andradite Melanocerite-(Ce)    (Ce,Th,Ca)5(Si,B)3O12(OH,F)·n(H2O) (?) Valid Species (Pre-IMA) 1887 NAME ORIGIN: Named from the Greek meaning "black" and the composition (Cerium). Melanochalcite - See Tenorite Melanophlogite    SiO2·n(C,H,O,S) Valid Species (Pre-IMA) 1876 NAME ORIGIN: From the Greek for "black" and "to be burned" in allusion to the fact that some specimens blacken on heating. Low temperature form. Melanophlogite-alpha - See Melanophlogite Melanophlogite-beta  SiO2·n(C,H,O,S) Not approved IMA (Dana # Added) NAME ORIGIN: From the Greek for "black" and "to be burned" in allusion to the fact that some specimens blacken on heating. High temperature form. Melanostibian - See Melanostibite Melanostibite   Mn(Sb+++++,Fe+++)O3 Valid Species (Pre-IMA) 1892 NAME ORIGIN: From the Greek for "black" and antimony (STIBium) in its composition. Melanotekite    Pb2Fe+++2Si2O9 Valid Species (Pre-IMA) 1880 NAME ORIGIN: From the Greek black and to melt or glass, for the black bead formed under the blowpipe. Melanothallite    Cu2OCl2 Valid Species (Pre-IMA) 1870 NAME ORIGIN: Named from the Greek for black and a young shoot, for the mineral’s property of turning green on exposure. Melanovanadite     CaV++++2V+++++2O10·5(H2O) Valid Species (Pre-IMA) 1921 NAME ORIGIN: From the Greek, Melano, "dark" and the composition. Melanterite     Fe++SO4·7(H2O) Valid Species (Pre-IMA) 1850 NAME ORIGIN: From the Greek melas, "black." Melilite    (Ca,Na)2(Al,Mg,Fe++)(Si,Al)2O7 Valid Species (Pre-IMA) 1796 NAME ORIGIN: From the Greek, meli - "honey" and lithos - "stone." Melinophane - See Meliphanite Meliphanite    (Ca,Na)2Be[(Si,Al)2O6(F,OH)] Valid Species (Pre-IMA) 1852 NAME ORIGIN: Named from the Greek for "honey" and "to appear" in allusion to the color. Melkovite  CaFe+++H6(MoO4)4(PO4)·6(H2O) Approved IMA 1969 NAME ORIGIN: Named for Vyacheslav Gavrilovich Melkov (1911-1991), Russian mineralogist. Melliniite   (Ni,Fe)4P Approved IMA 2005 (Dana # Added) NAME ORIGIN: Named in honor of Marcello Mellini, Full Professor of Mineralogy at the University of Siena, in recognition of his contributions to the development of the study of meteorites in Italy. Mellite    Al2[C6(COO)6]·16(H2O) Valid Species (Pre-IMA) 1793 NAME ORIGIN: From the Latin mel - "honey." Melnikovite - See Greigite Melonite    NiTe2 Valid Species (Pre-IMA) 1866 NAME ORIGIN: Named for the locality. LOCALITY: Melones and Stanislaus mine, Carson hill, Calaveras County, California, USA. Melonjosephite  CaFe++Fe+++(PO4)2(OH) Approved IMA 1973 NAME ORIGIN: Named for Joseph Melon (1898-1991), Institute of Mineralogy, University of Liege, Liege, Belgium. Menaccanite - See Ilmenite Mendeleyevite - See Betafite Mendipite    Pb3Cl2O2 Valid Species (Pre-IMA) 1839 NAME ORIGIN: Named after its locality. LOCALITY: Mendip Hills, Somersetshire, England. Mendozavilite   (Na,Mg)Ca2[Mo++++++8P+++++2Fe+++3O36(OH)]·n(H2O), n~9 Approved IMA 1986 NAME ORIGIN: Named for H. Mendoza Avila, Mexican geologist, who found the mineral. Mendozite    NaAl(SO4)2·11(H2O) Valid Species (Pre-IMA) 1868 NAME ORIGIN: Named for the locality. LOCALITY: "San Juan, near Mendoza" [probably meaning Mendoza Province; the original occurrence appears lost.], Argintina. Meneghinite     Pb13CuSb7S24 Valid Species (Pre-IMA) 1852 NAME ORIGIN: Named for Giuseppi Meneghini (1811-1889) of Pisa, Italy who first observed the mineral. Menezesite    Ba2MgZr4(BaNb12O42)·12H2O Approved IMA 2005 (Dana # Added) NAME ORIGIN: Named for Luiz Alberto Dias Menezes Filho (born 1950), mining engineer, mineral collector, and merchant Mengxianminite (Ca,Na)3(Fe++,Mn++)2Mg2(Sn++++,Zn)5Al8O29 Not Approved IMA - Published 1986 NAME ORIGIN: Presumably named for the locality. LOCALITY: China, location not mentioned. Meniaylovite  Ca4AlSi(SO4)F13·12(H2O) Proposed IMA 2002 (Dana # Added) NAME ORIGIN: Commission on New Minerals, Nomenclature and Classification (CNMNC) Menshikovite  Pd3Ni2As3 Approved IMA 2000 (Dana # Added) NAME ORIGIN: Named for Yurii P. Men'shikov (1934-) of the Geological Institute of the Kola Science Center, Apatity, Russia. Mercallite     KHSO4 Valid Species (Pre-IMA) 1935 NAME ORIGIN: Named for Giuseppe Mercalli (1850-1914), Italian Geologist, director of the Vesuvius Observatory. Mercury   Hg Valid Species (Pre-IMA) Prehistoric NAME ORIGIN: From the Arabic. Mereheadite    Pb2O(OH)Cl Approved IMA 1998 (Dana # Added) NAME ORIGIN: Named after its locality. LOCALITY: Merehead Quarry, Cranmore, Somerset, England, U.K. Mereiterite    K2Fe++(SO4)2·4(H2O) Approved IMA 1995, Dana # Changed (28.4.3.3) NAME ORIGIN: For Dr. Kurt Mereiter (1945- ), Technical University of Vienna, Austria. Merenskyite    (Pd,Pt)(Te,Bi)2 Approved IMA 1966 NAME ORIGIN: Named for Hans Merensky (1871-1952), who was intrumental in the discovery of the "Reef" also named for him. Meridianiite   MgSO4·11H2O Approved IMA 2007 (Dana # Added) NAME ORIGIN: The name, meridianiite, was chosen to reflect the locality on Mars where the MER rover Opportunity observed crystal molds in sedimentary rock that are thought to be caused by minerals that have since dehydrated or dissolved. LOCALITY: Venables Valley, 20 km SSW of Ashcroft, British Columbia, Canada Merlinoite     (K,Ca,Na,Ba)7Si23Al9O64·23(H2O) Approved IMA 1977 NAME ORIGIN: Named for Stefano Merlino (1938-), Professor of Crystallography, University of Pisa, Pisa, Italy. Merrihueite     (K,Na)2(Fe++,Mg)5Si12O30 Approved IMA 1965 NAME ORIGIN: Named for Craig M. Merrihue (?-1965), meteoriticist, of the Smithsonian Astrophysical Observatory, Cambridge, Massachusetts, USA. Merrillite   Ca18Na2Mg2(PO4)14 Approved IMA 1977 NAME ORIGIN: Named after George Perkins Merrill (1854-1929), meteorite specialist at U. S. National Museum, Smithsonian Institution, Washington, D.C. USA. Merrillite-(Ca) (Ca,[ ])19Mg2(PO4)14 Not Approved IMA 1977 NAME ORIGIN: Named after George Perkins Merrill (1854-1929), meteorite specialist at U. S. National Museum, Smithsonian Institution, Washington, D.C. USA. Merrillite-Fe - See Ferromerrillite Merrillite-Na - See Merrillite Merrillite-(Y) Ca16Y2Mg2(PO4)14 Not Approved IMA 1977 NAME ORIGIN: Named after George Perkins Merrill (1854-1929), meteorite specialist at U. S. National Museum, Smithsonian Institution, Washington, D.C. USA. Mertieite-I  Pd11(Sb,As)4 Approved IMA 1973 NAME ORIGIN: Named for John B. Mertie (1888-1980), geologist, U.S. Geological Survey. Mertieite-II   Pd8(Sb,As)3 Approved IMA 1973 NAME ORIGIN: Named for John B. Mertie (1888-1980), geologist, U.S. Geological Survey. Merwinite    Ca3Mg(SiO4)2 Valid Species (Pre-IMA) 1921 NAME ORIGIN: Herbert Eugene Merwin (1878-1963), American mineralogist and petrologist, Carnegie Institute, Washington, D.C., USA. Mesolite    Na2Ca2Al6Si9O30·8(H2O) Valid Species (Pre-IMA) 1816 NAME ORIGIN: From the Greek mesos - "middle." Mesotype - See Natrolite Messelite    Ca2(Fe++,Mn)(PO4)2·2(H2O) Valid Species (Pre-IMA) 1889 NAME ORIGIN: Named after its locality. LOCALITY: Messel, Germany. M Mineral Pages:[1] [2] [3] [4] [5] [6]