Ships within 48 hours · Estimated delivery Sep 15 - Sep 20
Weight: 27g
Tumbled Amethyst
usually so-called "invisible gold" contained inside the crystalline structure
about 16 pieces)
Chrysoprase is formed through the replacement of nickel-rich silicates by silica in nickel ore deposits or as a secondary mineral in weathered serpentinite rocks
Tumbled Stromatolite / 20-35mm AVG - 1 LB. LOT Menu Clouds Weight: 27gQuantity: 1 pound Average size range: 20 to 35 millimeters 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 stromatolites are useful records of Precambrian life in paleontology.