Exceptional purple Corundum crystals sit upon a matrix of black Biotite Mica crystals. The largest single crystal is 1.5 x 1.0 cm. These are highly reactive to UV light. Overall specimen size is 3.5 x 5 x 2.5 cm.
Exceptional purple Corundum crystals sit upon a matrix of black Biotite Mica crystals. The largest single crystal is 1.5 x 1.0 cm. These are highly reactive to UV light. Overall specimen size is 3.5 x 5 x 2.5 cm.