| Featured Refinements | Lapidary Rough |
|---|---|
| Country of Origin | United States |
| Modified Item | No |
Check the listing for details. Snowflake Obsidian Slabs Lapidary Cabbing Knapping Combo ship avail. Condition: New, Made in United States. Listed at 14.00 USD. This is great cabbing material - it is hard and provides a high gloss shine. Obsidian is a volcanic glass. Snowflake Obsidian contains inclusion s of small, white, radially clustered crystals ( spherulites ) of the mineral cristobalite in the black glass produce a blotchy or snowflake pattern.