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Aschamalmite: Pb6Bi2S9
Comments: Black metallic blades of aschamalmite associated with beige rhombic siderite. Location: Costabella, Osiglia, SV, Italy. Scale: Crystal Size: 1 mm. © Carlo Guidarin
Gasparite-(Ce): CeAsO4
Comments: Crude gasparite-(Ce) crystal possibly pseudomorphous after synchysite. Location: Mount Cervandone,Devero Valley, Baceno, Ossola Valley, Piedmont, Italy. Scale: Crystal Size 2 mm. © Carlo Guidarin
Makarochkinite: Ca2Fe++4Fe+++TiSi4BeAlO20
Comments: Black grain of makarochkinite on matrix. Location: Pit No. 400, Lake Ishkul', Ilmen Mts, Chelyabinsk Oblast', Urals Region, Russia. Scale: Specimen Size 0.5 cm x 0.5 cm. © Carlo Guidarin