LOT 364:
OBSIDAN VOLCANIC GLASS PIECE
more...
|
|
|
Sold for: $50
Start price:
$
50
Estimated price :
$100 - $150
Buyer's Premium: 28%
More details
|
OBSIDAN VOLCANIC GLASS PIECE
A piece of obsidian, a naturally occurring volcanic glass, formed when lava extruded from a volcano cools rapidly with minimal crystal growth. Obsidian is hard, brittle, and amorphous, it, therefore, fractures with sharp edges. In the past, it was used to manufacture cutting and piercing tools. Collectible Rocks And Minerals.
Dimensions: L: 7 1/2 in. H: 4 1/2 in. All measurements are approximate.