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Gemstone category edit
Jul 29, 2016

Gems minerals crystals, transparent process is a facet, often translucent to opaque processing element in jewelry, the latter part of the star and cat's eye effect. Diamonds, rubies, sapphires, emeralds, gold green cat's eye is universally acknowledged five precious stones, with value and collection value, the rest are middle and low gem. Modern Gemmological newest according to gem use the stones are divided into three categories, namely: colored gemstones, diamonds and jade.


Transparent color diamonds are precious gems, because of its high hardness, brilliance and fire (with strong dispersion), is unparalleled in the gem, thus became the most popular gems, including identifying or transparent blue value. Evaluation is based primarily on the weight of diamonds, color, clean and cut the four factors.

Colored gemstones

Refers to the color of gemstones, such as Ruby, Sapphire, Emerald, aquamarine, chrysoberyl, Golden Banyan, tourmaline, spinel, Garnet, Tanzanite, Topaz, zircon, olive stones, color gemstones, citrine gems, Opal, epidote, etc.


This category is specifically for the Chinese Division, Emerald and jade and other collection cryptocrystalline minerals. Diamonds and colored stones are crystals.