Grant Quarry CALCITE

Grant Quarry, Greely, Ontario, Canada

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The calcites from this quarry have a complex history of growth:

   1. crystals of white, scalenohedral ("dogtooth") calcite;
   2. a coating of yellow iron staining;
   3. scattered deposits of hydrocarbon, on the iron staining and included in ...
   4. translucent, epitactic** orange-gold to yellow crystals.

** orientation controlled by the orientation of the underlying crystals