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5. Property, Plant and Equipment: Property, Plant and Equipment (Details) - USD ($)
Dec. 31, 2020
Dec. 31, 2019
Details    
Mill land $ 225,289 $ 225,289
Mill building 536,193 536,193
Milling equipment 4,192,940 4,192,940
Mill buildings and improvements, accumulated depreciation (914,095) (759,617)
Mill Buildings and Improvements, Net 4,040,327 4,194,805
Buildings and equipment, buildings 297,932 143,725
Buildings and equipment, equipment 3,250,551 2,628,261
Buildings and improvements, accumulated depreciation (1,229,136) (818,527)
Buildings and improvements net 2,319,347 1,953,459
Bear Creek Land 266,934 266,934
BOW Land 230,449 230,449
Eastern Star Land 250,817 250,817
Gillig Land 79,137 79,137
Highwater Land 40,133 40,133
Land 867,470 867,470
Property, plant and equipment, net of accumulated depreciation $ 7,227,144 $ 7,015,734