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Consolidated Balance Sheets - USD ($)
$ in Thousands
Mar. 31, 2017
Dec. 31, 2016
Current assets:    
Cash and cash equivalents $ 91 $ 119
Short-term investments 14,989 15,250
Investments in marketable equity securities, at fair value 1,685 1,339
Prepaid expenses and other 72 89
Total current assets 16,837 16,797
Mineral properties 46 46
Other assets 609 771
Total assets 17,492 17,614
Current liabilities:    
Accounts payable 113 124
Other 3 2
Total current liabilities 116 126
Shareholders’ equity:    
Preferred stock, $0.01 par value, authorized 10,000,000 shares (none issued and outstanding at March 31, 2017 and December 31, 2016)
Common stock, $0.01 par value, authorized 100,000,000 shares (38,685,189 and 38,693,589 shares, respectively, issued and outstanding at March 31, 2017 and December 31, 2016) 387 387
Additional paid-in capital 55,784 55,790
Accumulated deficit (39,414) (39,401)
Accumulated other comprehensive income 619 712
Total shareholders’ equity 17,376 17,488
Total liabilities and shareholders’ equity $ 17,492 $ 17,614