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The Mine & Mining license |
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Kanchanaburi blue sapphire is mined open pit. The mining method is relatively simple, yet practical, and the production of blue sapphires is predicted to yield steadily. RATTANACHART MINING OWNS THE MINING LICENSE FOR THE LAST PORTION OF THE KANCHANABURI AREA ONLY KNOWN BLUE SAPPHIRE PRODUCING RESOURCE. |
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Address : 128 Soi Chalearmsuk (Ratchadapisek 42) Paholyothin Rd., Chankasem, Chatuchak, Bangkok 10900 Thailand |
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