Go through them and break down the weathered basalt Make certain kinds of rock, mineral, gem stone is rolled out in the area or have been taken by the accumulated water in the vicinity. We found the jewellery in the sludge layer. Basalt thus relate to the origin of gems and gem minerals are important in chanthaburi, Trad Kanchanaburi and spread there is basalt, which is the origin of valuable gemstones like rubies, sapphires, and economic and other gemstones as beautiful as pictures of 3.24. Considered to be an important export item and has a reputation of the country.
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