Snowflake Obsidian Slab Lapidary Stone Slice Cut Rock Apple Valley Agate and if you haven't tried

and if you haven't tried them before

but the red on the outside appears to be oxidation

These ammonites are approx 110 million years old

Weight: Approx 2 lbs 7

Nipomo Marcasite is an old stock form of lapidary grade Iron in Quartz from near Nipomo

Snowflake Obsidian Slab Lapidary Stone Slice Cut Rock Apple Valley Agate and if you haven't triedSnowflake 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. 7 x . 3 The last photo has been taken dry so that you may see any defects. The other