Calcite on Basalt Matrix

A very rare piece: this specimen features multi-layered balls of concentrically grown calcite on basalt.  The combination, form and banding of these minerals is very unique.  This item is covered by our authenticity and quality guarantee.

Mineral Source:  Bohemia, Czech Republic

Dimensions:  approx. 11 cm x 5.5. cm x 3.5 cm 

Weight:  274 grams