Specifications: Mineral source: MONTANA Brand: American Mined Stone size: 4mm Stone(s) shape : Round Material: Sapphire Stone type: Natural Color: Teal Mohs hardness: 9 Refractive index: 1.76–1.77 Enhancement: Heat-treated (H) Specific gravity (g/cm3): 3.97 Stone type: Natural Teal Montana Sapphire™...
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