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EXPLORATION, EVALUATION AND PRE-DEVELOPMENT
 12 Months Ended
Dec. 31, 2022
Exploration [Abstract]  
EXPLORATION, EVALUATION AND PRE-DEVELOPMENT EXPLORATION, EVALUATION AND PRE-DEVELOPMENT
(i) The following table summarizes the Company's exploration, evaluation and pre-development expenditures by property:
Year ended
December 31,
20222021
McCoy-Cove, Nevada$4,196 $1,137 
Granite Creek, Nevada13,578 8,423 
Ruby Hill, Nevada19,552 825 
Buffalo Mountain, Nevada1,483 — 
Other— 92 
Total exploration, evaluation and pre-development$38,809 $10,477 

(ii) The following table summarizes the Company's exploration, evaluation and pre-development expenditures by activity:
Year ended
December 31,
20222021
Drilling$26,117 $5,812 
Assays3,998 282 
Salaries and benefits2,106 890 
Field support2,861 1,670 
Operating supplies1,313 210 
Studies and permits768 320 
Consulting and professional fees760 735 
Claim Filing and Maintenance Fees411 360 
Depreciation & amortization475 198 
Total exploration, evaluation and pre-development$38,809 $10,477