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Consolidated Balance Sheets - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Current assets:    
Cash and cash equivalents $ 117 $ 214
Short-term investments, at fair value 10,223 11,642
Investments in marketable equity securities, at fair value 1,585 2,643
Prepaid expenses and other 211 114
Total current assets 12,136 14,613
Mineral properties 15,657 15,657
Other assets 110 125
Total assets 27,903 30,395
Current liabilities:    
Accounts payable 688 141
Long-term liabilities    
Asset retirement obligation - Lik 125 125
Shareholders’ equity:    
Preferred stock, $0.01 par value, authorized 10,000,000 shares (none issued and outstanding at December 31, 2018 and 2017)
Common stock, $0.01 par value, authorized, 100,000,000 shares (58,171,466 and 58,434,566, respectively, shares issued and outstanding at December 31, 2018 and 2017) 582 584
Additional paid-in capital 69,873 69,312
Accumulated deficit (43,365) (40,343)
Accumulated Other Comprehensive Income 576
Total shareholders' equity 27,090 30,129
Total liabilities and shareholders’ equity $ 27,903 $ 30,395