Great dioptase specimens are known from Namibia or Arizona, but the DIOPTASES from ARGENTINA are almost unknown in Europe.
DIOPTAS xx or also " KUPFERSMARAGD " .
Diamond-shining, poisonous green DIOPTAS crystals with chrysocolla on mother rock.
The last picture shows the underside of the steps.
Weight:457 g Dimensions:9 x9 x 3 cm
Place of discovery is : Cerro Blanco Pegmatite - Tanti -ARGENTINA