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where the mineral undergoes transformation into its distinctive metallic-gray crystalline structure through geological processes involving sedimentation and diagenesis
Avg Size Range: (4 to 5 inches)
This is a great buy for a starter collection or even a gift
Silver-Plated Blue Kyanite Blade Pendant with Amethyst Point
Pieces measure approximately 3-25mm (AVERAGE SIZE)
Tumbled Stromatolite (20-35 mm) (1 Kilogram) Tumbled Crystal Wholesale Menu Mushrooms where the mineral undergoes transformationTumbled 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