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CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)
Mar. 31, 2023
Dec. 31, 2022
CURRENT ASSETS    
Cash and cash equivalents $ 15,361,064 $ 19,060,378
Certificates of deposit 259,856 259,857
Accounts receivable, net 1,704,276 784,457
Inventories 1,610,216 1,375,068
Prepaids expenses and other current assets 279,451 137,599
Total current assets 19,214,863 21,617,359
Properties, plants and equipment, net 12,518,653 12,128,124
Restricted cash for reclamation bonds 57,288 57,288
IVA receivable and other assets 1,070,955 897,679
Total assets 32,861,759 34,700,450
CURRENT LIABILITIES:    
Accounts payable 835,652 628,803
Accrued liabilities 169,422 201,149
Accrued liabilities - directors and related parties 92,709 72,963
Royalties payable 15,884 435,075
Dividends payable 0 787,730
Long-term debt, current portion 95,573 94,150
Total current liabilities 1,209,240 2,219,870
Long-term debt, net of current portion 193,410 217,855
Stock payable to directors for services 61,459 61,459
Asset retirement obligations and accrued reclamation costs 335,379 332,011
Total liabilities 1,799,488 2,831,195
Preferred stock, $0.01 par value; 10,000,000 shares authorized:    
Common stock, $0.01 par value; 150,000,000 shares authorized; 107,647,317 shares issued and outstanding at March 31, 2023 and 106,373,341shares issued and outstanding at December 31, 2022 1,076,472 1,063,732
Additional paid-in capital 63,853,836 64,052,630
Shares to be returned to treasury 0 (202,980)
Accumulated deficit (33,877,316) (33,070,332)
Total stockholders' equity 31,062,271 31,869,255
Total liabilities and stockholders' equity 32,861,759 34,700,450
Series A Preferred Stock [Member]    
Preferred stock, $0.01 par value; 10,000,000 shares authorized:    
Preferred stock value 0 0
Series B Preferred Stock [Member]    
Preferred stock, $0.01 par value; 10,000,000 shares authorized:    
Preferred stock value 7,500 7,500
Series C Preferred Stock [Member]    
Preferred stock, $0.01 par value; 10,000,000 shares authorized:    
Preferred stock value 1,779 1,779
Series D Preferred Stock [Member]    
Preferred stock, $0.01 par value; 10,000,000 shares authorized:    
Preferred stock value $ 0 $ 16,926