Snowflake Obsidian Slab Lapidary Stone Slice Cut Rock Calcite I have no clue what

I have no clue what type of wood this is or where it was collected

Agua Nueva Agate is getting harder and harder to find

but still has some great cabbing potential if your willing to work around some defects

This particular batch is from a new vein at the mine

this chatoyant effect is known as labradorescence

Snowflake Obsidian Slab Lapidary Stone Slice Cut Rock Calcite I have no clue whatSnowflake Obsidian is a gorgeous form of Obsidian with inclusions of Cristobalite, which create a snowflake like appearance. It takes an excellent polish, and with the beautiful white snowflakes on a black background, this helps it work into some amazing and captivating cabochons. Obsidian can also be great for knapping. Measurements (inches longest approx): 5. 4 x 5. 2 x . 33 The last photo has been taken dry so that you may see any defects. The