There are many kinds of precious stones and paint colors. The colorless until dark. Or several colors mixed together in the same chunk. The colored stones are crystal clear. Water or fire pretty stiff resistance to abrasion and corrosion. It is a rare and beautiful colors. Large enough to be made into jewelry. The price of the products depending on the popularity and quality of those products.
But Thailand is a fertile source of colored gemstones. In particular, colored gemstones such as ruby and sapphire. However, due to the rapid expansion of production and trade in gems and jewelry. The local raw materials have to dig up a lot. The materials that remain in the country are very pleasant and not enough demand.
Other colored gemstones in the world, scattered in various continents around the globe will discuss the major types of colored gemstone production is in high demand in world markets. It is divided into two major categories, namely.
The sources for hard stones (Precious Stones) as a solid colored gemstone jewelry that is very solid. Resistance to abrasion. You can use it from scratches and paleness The relatively high price. Stone colors are arranged in groups of precious stones and solid family corundum is ruby, sapphire and emerald แspaฟrs various colors and were placed in the stone and hardwood.
Garnet (Garnet) found that the Czech Republic, China, Myanmar, Russia, Australia and the United States. The Aquamarine (Aquamarine) found in Brazil, Kenya, Zimbabwe, Nigeria, Zambia, Namibia, China and India, and Spinel (Spinel) found that China, Burma, Vietnam, Sri Lanka, Pakistan, Kenya, Nigeria and Tanzania and topaz (Topaz) found that Brazil, Australia, Sri. Lanka, China, Russia, Namibia, Nigeria and Zimbabwe, etc., Tourmaline (Tourmaline) found that Russia, Burma, China, Sri Lanka, Brazil, Tanzania, Zimbabwe, Mozambique, Malawi and the United States and zircon (Zircon) found that Myanmar, Sri Lanka, Vietnam, China, Australia and Tanzania, for example Epridat (Peridot. ) can be found in Burma, China, the United States and Tanzania, and turquoise (Turquoise) found in Iran, Tibet, China, India, Russia, Chile, Australia, etc. However, the United States and Namibia. Thailand is the largest stone trading center in the world. Because of the terrain near the source of raw material products in the world. And talent in cooking or burning to enhance the quality of the gem stones. The cut is made in recognition of the global market. The stones were imported from other sources. Especially in Asia such as Cambodia, Myanmar, Sri Lanka and to cut it out and make jewelry for export.
Countries that export meat products of the world's major strengths is in Switzerland, the United States and India have a combined market share of trading in approximately 35 percent, based on a list of the exporting country and found that The main exporters of the world is not the owner of the mine gemstones in the world, as well as diamonds, mainly because of mining products, mainly in developing countries such as Madagascar, which also lack the skills to add value to colored gemstones. and often do not have to make concessions to foreign countries that export mainly semi-precious stones in the world is Hong Kong, India, Germany, Israel and Thailand, with the proportion of exports in total world market for about 70 percent.
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