ASSET RETIREMENT OBLIGATION (Narrative) (Details) - USD ($)
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Asset Retirement Obligation [Abstract]        
Asset retirement obligation $ 93,343 $ 140,397 $ 158,914 $ 188,228
Restricted cash $ 296,322 $ 296,322 $ 296,322 $ 296,322