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Calcite : CaCO3, Stilbite-Ca : NaCa4[Al9Si27O72]·nH2O

Copyright © Rob Lavinsky & irocks.com
 
 
minID: X5R-789

Calcite : CaCO3, Stilbite-Ca : NaCa4[Al9Si27O72]·nH2O

Copyright © Rob Lavinsky & irocks.com  - This image is copyrighted. Unauthorized reproduction prohibited.
Dimensions: 11.4 cm x 6.9 cm x 4.8 cm

11.4 x 6.9 x 4.8 cm. An extremely striking, large Indian specimen featuring a pristine crystal of calcite, transparent, with a silky luster, centered on a field of light pinkish stilbite. The flawless calcite crystal measures 4 cm across. Ex. Feist Collection.


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Photo added: 16th Feb 2009