菱カドミウム鉱
1. OtaviteOtavite is a rare cadmium carbonate mineral with formula: CdCO3. Otavite crystallizes in the trigonal system and forms encrustations and small scalenohedral crystals that have a pearly to adamantine luster. The color is white to reddish to yellow brown. Its Mohs hardness is 3.5 to 4 and the specific gravity is 5.04. Associated minerals include azurite, calcite, malachite, and smithsonite. It was first described in 1906 from the Tsumeb district near Otavi, Namibia.
Read “Otavite” on English Wikipedia
Read “菱カドミウム鉱” on Japanese Wikipedia
Read “Otavite” on DBpedia
Read “Otavite” on English Wikipedia
Read “菱カドミウム鉱” on Japanese Wikipedia
Read “Otavite” on DBpedia
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