Black Chalcedony in Basalt Geode (Non-precious mineral) #BC6

This Chalcedony has a dark grey hue. We can see a Stalactite formed inside the crystal cave. The Basalt Geode has been shaped, so it can self-stand.

Locality: Nashik, Maharashtra, India 

Weight: 122.2 gr

Measurements: 53×47×34 mm