CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
CURRENT ASSETS
Cash and cash equivalents	$ 6,676	$ 8,470
Deposits, prepaid expenses and other current assets	114	89
Total Current Assets	6,790	8,559
Mining properties, land and water rights	226,250	223,286
Deposits on project property, plant and equipment	87,893	87,244
Restricted cash held at EMLLC	9,911	13,025
Restricted cash held for loan procurement	962	1,175
Restricted cash held for reclamation bonds	825	782
Non-mining property and equipment, net	78	221
Other assets	3,066	2,994
TOTAL ASSETS	335,775	337,286
CURRENT LIABILITIES
Accounts payable and accrued liabilities	602	855
Accrued advance royalties	500	500
Current portion of long term debt		165
Total Current Liabilities	1,102	1,520
Provision for post closure reclamation and remediation costs	1,704	1,587
Accrued advance royalties	5,700	5,200
Accrued payments to Agricultural Sustainability Trust	4,000	4,000
Long term debt, net of current portion	1,340	1,340
Senior Convertible Promissory Notes	5,745	5,540
Return of Contributions Payable to POS-Minerals	33,641	33,641
Other accrued liabilities	2,125	2,125
Total Liabilities	55,357	54,953
COMMITMENTS AND CONTINGENCIES - NOTE 12
CONTINGENTLY REDEEMABLE NONCONTROLLING INTEREST ("CRNCI")	172,633	172,659
EQUITY
Common stock, $0.001 par value; 650,000,000 and 650,000,000 shares authorized, respectively, 125,802,023 and 110,611,287 shares issued and outstanding, respectively	126	111
Additional paid-in capital	288,041	281,900
Accumulated deficit during exploration and development stage	(180,382)	(172,337)
Total Equity	107,785	109,674
TOTAL LIABILITIES, CRNCI, AND EQUITY	$ 335,775	$ 337,286