Gemstone is a mineral , stone formed from the process geology the which elements comprise one or installments That chemical components have a high selling price, and desired by collectors. Gem must be polished before jewelry . In this world, not all places contain gemstones. In Indonesia, only A Few Among other places contain gemstones That province of Banten with Kalimayanya, in Lampung, with rock types and chrysolite Kinds of charming wine, on the Island of Borneo with Kecubungnya (Amethys) and Diamond (diamonds). Gemstone has a name starting from letter a to z letter, classified According to its hardness, known as Mohs scale from 1 to 10. The most popular gems in the World Is That Besides the crystalline type of precious stones like Diamond Emerald , Ruby and Sapphire , Stones Such as agate type of wine Azure, bungur or amethyst derived from Tanjung Bintang dan Lampung, now many in the rush by collectors Because of the quality of the crystals.
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