Consolidated Balance Sheets - USD ($)	Sep. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 203,324	$ 123,683
Certificates of deposit	250,414	249,147
Accounts receivable, net	757,444	454,674
Inventories	2,210,028	1,433,539
Other current assets (note 6)	313,751	42,626
Total current assets	3,734,961	2,303,669
Properties, plants and equipment, net	15,883,827	13,511,803
Restricted cash for reclamation bonds	75,755	75,754
Other assets	15,484	653,805
Total assets	19,710,027	16,545,031
Current liabilities:
Accounts payable	2,016,380	1,821,673
Due to factor	272,889	13,314
Accrued payroll, taxes and interest	137,292	135,245
Other accrued liabilities	109,577	38,811
Payables to related parties	34,942	8,357
Deferred revenue	212,718	115,962
Note payable to bank (Note 7)	92,502	0
Long-term debt, current	215,824	159,278
Total current liabilities	3,092,124	2,292,640
Long-term debt, net of discount	1,665,749	715,328
Hillgrove advances payable	1,175,751	161,339
Stock payable to directors for services	112,500	125,000
Asset retirement obligations and accrued reclamation costs	259,043	255,190
Total liabilities	$ 6,305,167	$ 3,549,497
Commitments and contingencies (Note 4 and 6)
Stockholders' equity:
Preferred stock $0.01 par value, 10,000,000 shares authorized: Series A: -0- shares issued and outstanding	$ 0	$ 0
Series B: 750,000 shares issued and outstanding (liquidation preference $900,000 and $892,500, respectively)	7,500	7,500
Series C: 177,904 shares issued and outstanding (liquidation preference $97,847)	1,779	1,779
Series D: 1,751,005 shares issued and outstanding (liquidation preference $4,837,880 and $4,796,731, respectively)	17,509	17,509
Common stock, $0.01 par value, 90,000,000 shares authorized; 66,316,278 and 66,027,453 shares issued and outstanding, respectively	663,162	660,274
Additional paid-in capital	35,890,733	35,740,671
Notes receivable from stock sales	0	(150,000)
Accumulated deficit	(23,175,823)	(23,282,199)
Total stockholders' equity	13,404,860	12,995,534
Total liabilities and stockholders' equity	$ 19,710,027	$ 16,545,031