FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables)

3 Months Ended

Mar. 31, 2013

Schedule of Fair Value, by Balance Sheet Grouping [Table Text Block]

		Carrying		Estimated Fair
		Amount		Value
		(unaudited)		(unaudited)
Financial Assets:
Restricted marketable securities	$	686,476	$	686,476
Accounts receivable		25,596		25,596
Financial Liabilities:
Accounts payable	$	4,536,436	$	***
Accrued expenses		2,038,288		***
Accrued interest		9,513,037		***
Copper derivatives settlement payable		16,106,691		***
Current maturity of long-term debt		6,183,499		***
Senior long–term debt		23,257,826		***
Other current liabilities		243,983		***