Rare Damascus Obsidian Rough Chunk! African Blue Lace Agate or black skin over the

or black skin over the pattern

The skin of these agates have a 100% natural glossy finish

I am honestly unsure of what its composition is

Measurements (inches - longest - approx): 7 x 5 x

With this material as rare as it is

Rare Damascus Obsidian Rough Chunk! African Blue Lace Agate or black skin over theDamascus Obsidian is a rare from of Obsidian from Davis Creek California. Damascus Obsidian often has a grey mostly pure obsidian that can sometimes also have designs, flow, or pattern within it, or it can just be a creamy grey. It all cuts wonderfully, and makes some truly captivating and unique cabochons! It is a pretty hard one to come by, and certainly one you don't want to miss out on! Weight: Approx 3 lbs 10 oz Measurements (inches longest