Quarterly report pursuant to sections 13 or 15(d)

DEPOSIT ON SETTING UP OF JOINT VENTURE (Details Textual)

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DEPOSIT ON SETTING UP OF JOINT VENTURE (Details Textual) (USD $)
6 Months Ended 29 Months Ended 6 Months Ended
Jun. 30, 2013
Nov. 30, 2009
Pt Avona Mina Lestari [Member]
Dec. 31, 2012
Pt Avona Mina Lestari [Member]
Jun. 30, 2013
Cash [Member]
Jun. 30, 2013
Cash Equivalents [Member]
Business Acquisition, Date of Acquisition Agreement Mar. 01, 2006        
Business Combination, Step Acquisition, Equity Interest in Acquiree, Percentage 80.00%        
Payments to Acquire Interest in Joint Venture $ 7,200,000     $ 5,470,000 $ 1,730,000
Payments for Deposits   5,470,000      
Deposits     $ 6,090,302