PROPERTY, PLANT AND EQUIPMENT (Tables)

3 Months Ended

12 Months Ended

Mar. 31, 2019

Dec. 31, 2018

PROPERTY, PLANT AND EQUIPMENT

Schedule of Property, Plant and Equipment

	Net Book Value of Property, Plant and Equipment at March 31, 2019
(thousands of dollars)	Turkey		Texas		Alabama		New Mexico		Corporate		Total
Uranium plant	$	—	$	3,143	$	—	$	—	$	—	$	3,143
Mineral rights and properties		—		—		8,972		7,806		—		16,778
Other property, plant and equipment		7		451		—		—		150		608
Total	$	7	$	3,594	$	8,972	$	7,806	$	150	$	20,529

	Net Book Value of Property, Plant and Equipment at December 31, 2018
(thousands of dollars)	Turkey		Texas		Alabama		New Mexico		Corporate		Total
Uranium plant	$	—	$	3,256	$	—	$	—	$	—	$	3,256
Mineral rights and properties		—		—		8,973		7,806		—		16,779
Other property, plant and equipment		8		348		—		—		162		518
Total	$	8	$	3,604	$	8,973	$	7,806	$	162	$	20,553

	Net Book Value of Property, Plant and Equipment at December 31, 2018
(thousands of dollars)	Turkey		Texas		Alabama		New Mexico		Corporate		Total
Uranium plant	$	-	$	3,256	$	-	$	-	$	-	$	3,256
Mineral rights and properties		-		-		8,973		7,806		-		16,779
Other property, plant and equipment		8		348		-		-		162		518
Total	$	8	$	3,604	$	8,973	$	7,806	$	162	$	20,553
	Net Book Value of Property, Plant and Equipment at December 31, 2017
(thousands of dollars)	Turkey		Texas		Alabama		New Mexico		Corporate		Total
Uranium plant	$	-	$	8,304	$	-	$	-	$	-	$	8,304
Mineral rights and properties		17,968		-		-		7,806		-		25,774
Other property, plant and equipment		11		1,109		-		-		211		1,331
Total	$	17,979	$	9,413	$	-	$	7,806	$	211	$	35,409

(Note: Acreage amounts are unaudited.)