Tumbled Stromatolite (20-35 mm) (1 Kilogram) Tumbled Crystal Wholesale back-to-school Amethyst ring slices are a

Amethyst ring slices are a cross section of a larger Amethyst geode that has been cut horizontally rather than vertically

Avg Size Range: (2 inches)

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Tumbled Stromatolite (20-35 mm) (1 Kilogram) Tumbled Crystal Wholesale back-to-school Amethyst ring slices are aTumbled Stromatolite Lot Uniqueness Guaranteed: Every item is one of a kind, making them ideal for all projects or designs. Quantity: 1 kilogram Avg Size Range: 20 35 millimeters Material Origin: Peru Stromatolites are layered sedimentary stones formed by photosynthetic bacteria. These bacteria form mineral layers by cementing local stone, sand, and gravel together over long periods of time. These structures can reach over 3 feet tall, and fossilized