Black Chalcedony with Calcite in Basalt Geode (Nashik) | Natural Crystal | Mineral Specimen #BC4

This Black Chalcedony has a blueish-greyish tone under light. We can see a Calcite crystal on the left side next to a small Quartz flower. The Basalt Geode has been shaped, so it can self-stand.

Locality: Nashik, Maharashtra, India 

Weight: 130 gr

Measurements: 39×53×34 mm