Vote for your favorite mineral in #MinCup26! - Cuprite vs. Halite
While externally similar shapes, these two minerals are very different inside.
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Calcite from
Festerling Mine (Elsicor Mine; Cora Mine), Black Diamond Peak, Middle Pass Mining District, Cochise County, Arizona, USA


Locality type:Mine
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Festerling Mine (Elsicor Mine; Cora Mine), Black Diamond Peak, Middle Pass Mining District, Cochise County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:742029
Long-form Identifier:1:3:742029:0
GUID (UUID V4):0
Nearest other occurrences of Calcite
1.0km (0.6 miles) ⓘStandard Tungsten Mine (Head Center Mine; Black Prince Mine; Johnny Boy Mine; Johnnie Boy No. 1 Mine; Barite prospect; Kreis Mine), Black Diamond Peak, Middle Pass Mining District, Cochise County, Arizona, USA
1.0km (0.6 miles) ⓘUnnamed Cu-Zn-Au-As prospect, Middle Pass Mining District, Cochise County, Arizona, USA
2.2km (1.4 miles) ⓘMissionary shaft, Middlemarch Mine, Middle Pass Mining District, Cochise County, Arizona, USA
2.5km (1.5 miles) ⓘThe Pit prospect, Middle Pass Mining District, Cochise County, Arizona, USA
2.5km (1.5 miles) ⓘSilver Cloud Mine, Escapule Mine group, Middle Pass Mining District, Cochise County, Arizona, USA
3.6km (2.2 miles) ⓘCobre Loma Mine (Cobre Loma prospect; Cobre Loma pit), Middle Pass Mining District, Cochise County, Arizona, USA
4.3km (2.7 miles) ⓘSan Juan Mine, Gordon Camp, Middle Pass Mining District, Cochise County, Arizona, USA
5.6km (3.5 miles) ⓘUnnamed Cu-Ag prospect, Middle Pass Mining District, Cochise County, Arizona, USA
6.8km (4.2 miles) ⓘAbril Mine (Dos Hermanos Mine; Herrera Mine), Cochise Stronghold, Middle Pass Mining District, Cochise County, Arizona, USA
11.4km (7.1 miles) ⓘPittsburg prospect (Six Mile Hill Mine group), Pearce Mining District, Pearce Hills, Sulphur Springs Valley, Cochise County, Arizona, USA
References
Luetcke, Rolf (n.d.) Personal communication.
 
and/or  
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