Carved Aragonite Skull / 45-55mm AVG - QTY 1 Menu Tumble & Rough Obsidian is formed through the

Obsidian is formed through the rapid cooling of molten lava

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Pieces measure approximately 4"- 6" in

Pieces measure approximately 3

Carved Aragonite Skull / 45-55mm AVG - QTY 1 Menu Tumble & Rough Obsidian is formed through theQuantity: 1 piece Average size range: 45 to 55 millimeters Aragonite as a crystal can be found in a surprising number of places. While most aragonite is mined from veins of metamorphic rock, it can also be found inside mollusk shells and on coral growths, and it is widely used when recreating reef conditions for aquariums. While most aragonite is brown or orange in color, white aragonite is also fairly common.