Williamsite ( aka Green Serpentine) 4mm, 5mm, 6mm, 8mm, 10mm Round Flat Back Cabochon Loose Gemstones

Williamsite ( aka Green Serpentine) 4mm, 5mm, 6mm, 8mm, 10mm Round Flat Back Cabochon Loose Gemstones. FREE shipping via USPS First Class. Alternative shipping options available for an additional fee. Treatment for this gemstone include impregnation for stability. This gemstone has a Moh's hardness of 3.5 - 5. Please note, due to the nature of this gemstone, minor variations in color saturation and hue from the sample pictures may occur. Inclusions, although rare, may be present in this gemstone. No two gemstones are alike. If you are requiring something specific, please message before purchasing to receive photographs of current inventory for personal selection. Otherwise, random selection will be made to fulfill orders.