Statistics 2000-2004 of Mineral "C" (Calcite - Columbite-Tantalite) 
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 Statistics 2000-2004 of Mineral "C" 
ÃÒ§ҹʶԵÔáÃè »Õ 2543 - 2547 (Mineral Statistics of Thailand 2000 - 2004)
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- Calcite.
- Columbite-Tantalite