STB118 Onyx Stone Bowl ALU Explore Bertram's connections between these

Explore Bertram's connections between these rocks and the existence of aliens in Area 51: We Lost Some Good Friends There and its accompanying story below

This Chevron Amethyst is from Africa and contains patterned layers of dark purple and white quartz

Hardness ranks about a 7 on the Mohs Hardness Scale

Some can have deeper pockets of sparkly pyrite crystallization

It features a beige base color with golden yellow and a bit of maroon coloring

STB118 Onyx Stone Bowl ALU Explore Bertram's connections between theseThis handcrafted stone bowl was created from one solid piece of Mexican Onyx (a type of banded calcite). It shows concentric banding in translucent cream and white calcite, and is fully polished with a flat base and natural top edge. bowl: 8. 75" x 8. 5" flat base: 3. 5" x 4" 2lb 9. 2oz