SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2019

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES

Schedule of cash and cash equivalents and restricted cash

	December 31, 2019		December 31, 2018
	(in thousands)
Cash and cash equivalents	$	4,614	$	2,016
Restricted cash held at EMLLC		3,388		6,167
Restricted cash held for loan procurement		—		—
Restricted cash and investments held for reclamation bonds		—		434
Total cash, cash equivalents and restricted cash shown in the statement of cash flows	$	8,002	$	8,617

Schedule of shares not included in computation of diluted loss per share because they are anti-dilutive

	December 31, 2019	December 31, 2018
Warrants	98,013,256	98,686,000
Shares Issued upon conversion of Senior Notes	0	5,910,000
Unvested Stock Awards	421,268	2,401,268
Stock Appreciation Rights	909,837	938,667

Property and equipment, depreciation, estimated useful life

Field equipment	Four to ten years
Office furniture, fixtures, and equipment	Five to seven years
Vehicles	Three to five years
Leasehold improvements	Three years or the term of the lease, whichever is shorter
Residential trailers	Ten to twenty years
Buildings and improvements	Ten to twenty seven and one-half years