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Molysite: Fe+++Cl3
Comments: Yellow earthy molysite coatings. Location: Sasso Pisano, Pisa, Tuscany, Italy. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Monazite-(Ce): (Ce,La,Nd,Th)PO4
Comments: Orange crystals of monazite-(Ce) on lepidolite. Location: Conselheiro Pena, Minas Gerais, Brazil. Scale: Not Given. © Lou Perloff / Photo Atlas of Minerals
Monazite-(La): (La,Ce,Nd)PO4
Comments: Yellowish crystals of monazite-(La) in a cavity in nephelin-syenite pegmatite. Location: Kuivchorr Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: FOV is 9x7 mm. © Pavel M. Kartashov
Monazite-(Sm): SmPO4
Comments: Back-scattered electron image of the main aggregate of monazite-(Sm) and manganocolumbite (C) embedded in quartz (black). Variations in brightness of the monazite-(Sm) are controlled by the Th content, whereas the ratio Nb/Ta affects manganotantalite. Location: Annie Claim #3 pod, Greer Lake intrusion, Archean Bird River Subprovince of the Superior Province, Southeastern Manitoba, Canada. Scale: Grain size 0.8 mm. © Canadian Mineralogist
Moncheite: (Pt,Pd)(Te,Bi)2 Insizwaite: Pt(Bi,Sb)2
Comments: Back-scattered electron image showing b) intergrowth of taimyrite-tatyanaite with moncheitei-insizwaite (CanMin, v 42, p 611). Location: Kondyor PGE placer, Khabarovskiy Kray, eastern Siberia, Russia. Scale: See Image. © Canadian Mineralogist
Moncheite: (Pt,Pd)(Te,Bi)2 Chalcopyrite: CuFeS2
Comments: White moncheite with chalcopyrite (orange, blue and violet tarnishing colors) in silicate matrix. Polished section (from microprobe analysis) in reflected light. Location: Lukkulaisvaara ultrabasic Massif, Olanga (Oulanka) River, Oulanka plutonic complex, Karelia Republic, Northern Region, Russia. Scale: Picture size 0.11 mm. © Thomas Witzke / Abraxas-Verlag
Monetite: CaHPO4 Newberyite: Mg(PO3OH)·3(H2O)
Comments: Tan coatings of monetite on white newberyite pseudomorphous after struvite crystal. Location: Mono Lake, Mono County, California, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Mongolite: Ca4Nb6Si5O24(OH)10·5(H2O)
Comments: White to pinkish massive mongolite. Location: Khan-Bogdinskii massif, Gobi Desert, Mongolia. Scale: Picture size 6 mm. © Thomas Witzke / Abraxas-Verlag
Monimolite: (Pb,Ca)2Sb2O7
Comments: Pale green monimolite crusts on matrix. Location: Altar, Sonora, Mexico. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Monohydrocalcite: CaCO3·(H2O)
Comments: Gray to pale blue, due to copper staining, botryoidal monohydrocalcite crust. Location: 40' level, Saint Pierre Mine, Sainte-Marie-aux-Mines, Vosges Mountains, Haute-Rhin, France. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species