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Calcite from
Green Mountain Boy mine, Hartville Mining District, Platte Co., Wyoming, USA

Locality type:Mine
Validity:Believed Valid
References:USGS Bull 315
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Green Mountain Boy mine, Hartville Mining District, Platte Co., Wyoming, USA
Nearest other occurrences of Calcite
6.1km (3.8 miles) Good Fortune mine, Guernsey, Hartville Mining District, Platte Co., Wyoming, USA
6.1km (3.8 miles) Sunrise mine (Platte County Iron; Chicago Mine; Chicago Pit; Central Ore Body; Hartville Area), Sunrise, Hartville Mining District, Platte Co., Wyoming, USA
27.1km (16.9 miles) Green Hope Mine, Platte Co., Wyoming, USA
57.9km (36.0 miles) Silver Cliff Mine (Rochelle Mine), Lusk, Niobrara Co., Wyoming, USA
59.7km (37.1 miles) Lucky Ann No. 1 Occurrence, Converse Co., Wyoming, USA
84.3km (52.4 miles) Mitchell, Scotts Bluff Co., Nebraska, USA
Mineral and/or Locality  
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