Black Obsidian Crystal Skull with Hair DD3807 cabochon 5 mm diameter)

5 mm diameter)

Green opal is a popular choice for jewelry due to its unique beauty and relative affordability compared to precious opals

green onyx occupies a revered position in both cultural and historical contexts

Weight: 225 grams

Black Obsidian Crystal Skull with Hair DD3807 cabochon 5 mm diameter)4. 5" Black Obsidian Skull with Hair Approx. Dimensions: 4. 5 x 4 x 4" Approx. Weight: 1. 1kg (2 lb 7 oz) Obsidian is formed when lava extruded from volcanos rapidly cools with little to no crystal growth. The high silica content of the lava it forms from gives obsidian its smooth, glassy texture and look. Obsidian is a very hard and brittle stone, and fractures with sharp edges. Obsidian is not a true mineral due to its lack of a crystalline