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Zoisite (Var: Tanzanite) : {Ca2}{Al3}(Si2O7)(SiO4)O(OH), Graphite : C

Copyright © Jason J. Evans
 
 
minID: R2T-TNQ

Zoisite (Var: Tanzanite) : {Ca2}{Al3}(Si2O7)(SiO4)O(OH), Graphite : C

Copyright © Jason J. Evans  - This image is copyrighted. Unauthorized reproduction prohibited.

Interesting fan like formation of Tanzanite crystals (not heat treated) with a small amount of silvery grey Graphite,
1.6 cm x 0.7 cm x 0.6 cm

Jason Evans collection

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Photo added: 2nd Feb 2012