AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Mexico > Calcite with internal phantom zones

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Online Mineral Museum Archive of Mineral Photographs and Mineral Descriptions from John Betts - Fine Minerals.com and Allminerals.com

   

Calcite with internal phantom zones from West Camp, Santa Eulalia District, Aquiles Serdán, Chihuahua, Mexico

 
Calcite with internal phantom zones from West Camp, Santa Eulalia District, Aquiles Serdán, Chihuahua, Mexico

Calcite with internal phantom zones from West Camp, Santa Eulalia District, Aquiles Serdán, Chihuahua, Mexico

Calcite with internal phantom zones from West Camp, Santa Eulalia District, Aquiles Serdán, Chihuahua, Mexico

Calcite with internal phantom zones from West Camp, Santa Eulalia District, Aquiles Serdán, Chihuahua, Mexico

Calcite with internal phantom zones from West Camp, Santa Eulalia District, Aquiles Serdán, Chihuahua, Mexico

DESCRIPTION:No. 56258
Mineral:Calcite with internal phantom zones
Locality:West Camp, Santa Eulalia District, Aquiles Serdán, Chihuahua, Mexico
Description:Large scalenohedral calcite crystals with translucent gray outer zones and red-brown phantom zones inside. The phantom zones formed when early calcite crystals were coated with hematite-goethite, then the calcite continued to grow. Ex. Thomas A. Penney (1934-2019) collection #171
Overall Size:12x9x8.5 cm
Crystals:20-55 mm
Archived: For reference only

 

 

 

 

 

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