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

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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 phantom-growth zoning from San Martin District, Sombrerete, Zacatecas, Mexico

 
Calcite with phantom-growth zoning from San Martin District, Sombrerete, Zacatecas, Mexico

Calcite with phantom-growth zoning from San Martin District, Sombrerete, Zacatecas, Mexico

Calcite with phantom-growth zoning from San Martin District, Sombrerete, Zacatecas, Mexico

Calcite with phantom-growth zoning from San Martin District, Sombrerete, Zacatecas, Mexico

Calcite with phantom-growth zoning from San Martin District, Sombrerete, Zacatecas, Mexico

Calcite with phantom-growth zoning from San Martin District, Sombrerete, Zacatecas, Mexico

Calcite with phantom-growth zoning from San Martin District, Sombrerete, Zacatecas, Mexico

Photo below under shortwave ultraviolet illumination:
Calcite with phantom-growth zoning from San Martin District, Sombrerete, Zacatecas, Mexico

DESCRIPTION:No. 73900
Mineral:Calcite with phantom-growth zoning
Locality:San Martin District, Sombrerete, Zacatecas, Mexico
Description:Lustrous transparent-to-translucent colorless scalenohedral calcite crystals with gray phantom-growth zones composed of microscopic crystals of pyrite and other sulfide minerals. Ex. Jeff Fast ca. 1990
Overall Size:9x8x4.5 cm
Crystals:20-30 mm
Archived: For reference only

 

 

 

 

 

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