Calcite var. Manganoan Minerals

Calcite var. Manganoan from Dalnegorsk, Primorskiy Kray, Russia

Calcite var. Manganoan from Androva Mine, Erma Reka, Rhodope Mountains, Bulgaria

Calcite var. Manganoan from Pachapaqui District, Bolognesi Province, Ancash Department, Peru

Calcite var. Manganoan from Idarado Mine, Ouray District, Ouray County, Colorado

Calcite var. Manganoan from Emma Reka Mine, Zlatograd, Smolyan Oblast, Bulgaria

Calcite var. Manganoan from Shizhuyuan Mine, Bailutang, Suxian, Chenzhou Pref., Hunan, China

Calcite var. Manganoan (twinned crystals) with Quartz from Huaron District, Cerro de Pasco Province, Pasco Department, Peru

Calcite var. Manganoan Calcite from N'Chwaning III Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Calcite var. Manganoan Calcite from Uchucchaqua Mine, Oyon Province, Lima Department, Peru

Calcite var. Manganoan Calcite from Nikolaevskiy Mine, Dalnegorsk, Primorskiy Kray, Russia

Calcite var. Manganoan Calcite from Magma Mine, Superior District, Pinal County, Arizona

Calcite var. Manganoan Calcite from Pachapaqui Mine, Bolognesi Province, Ancash Department, Peru

Calcite var. Manganoan Calcite from Magma Mine, Superior District, Pinal County, Arizona

Calcite var. Manganoan Calcite from Pachapaqui District, Bolognesi Province, Ancash Department, Peru

Calcite var. Manganoan Calcite from Dalnegorsk, Primorskiy Kray, Russia

Calcite var. Manganoan Calcite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Calcite var. Manganoan Calcite from Erma Reka Mine, Zlatograd, Smolyan Oblast, Bulgaria

Calcite var. Manganoan Calcite from Magma Mine, Superior District, Pinal County, Arizona

Calcite var. Manganoan Calcite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Calcite var. Manganoan Calcite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Calcite var. Manganoan Calcite on Quartz from Montreal Mine, Gogebic Iron Range, Iron County, Wisconsin

Calcite var. Manganoan Calcite with Barite and Quartz over Hematite from Montreal Mine, Gogebic Iron Range, Iron County, Wisconsin

Calcite var. Manganoan Calcite with Pyrite from Manaoshan Mine, Hunan, China

Calcite var. Manganoan Calcite, Quartz, Barite, Hematite from Montreal Mine, Gogebic Iron Range, Iron County, Wisconsin

Calcite var. Manganoan on Pyrite and Sphalerite from Pachapaqui District, Bolognesi Province, Ancash Department, Peru

Calcite var. Manganoan Stalactite from Sovietskiy Mine, Dalnegorsk, Primorskiy Kray, Russia

Fluorite on Calcite var. Manganoan with Pyrite from Huanzala Mine, Huallanca District, Huanuco Department, Peru