標 本 名: | オルミ石 (Olmiite)
| 化学組成: | CaMn2+[SiO3(OH)](OH) | サ イ ズ: | | 重量: | | 透明: | | 数量: | | 産地: | N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, 南アフリカ( South Africa) | Fine olmiite crystal , fully crystallized with fine botryoidale shape and good translucency. Nice specimen from South Africa
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