Detect imitation from natural gemstones

White or colourless stones

September 16, 2009

By precious stones

White or colourless stones Hardness. Specific Gravity. Beryl 7-3/4 2.709-2.81 Corundum 9 3.90-4.16 Diamond 10 3.502-3.564 Jade 7 3.300-3.381 Opal 5-1/2-6-1/2 2.160-2.283 Phenakite 7-3/4 2.965 Quartz 7 2.670 Rock-crystal 7 2.521-2.795 Sapphire 9 4.049-4.060 Spinel 8 3.614-3.654 Topaz 8 3.500-3.520 Tourmaline 7-1/4 3.029 Zircon 7-1/2 4.700-4.880
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Tags: beryl, corundum, diamond, Jade, opal, Phenakite, quartz, rock-crystal, sapphire, spinel, topaz, tourmaline, zircon
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