Note 3 - Property, Plant and Equipment

6 Months Ended

Jun. 30, 2019

NOTE 3—PROPERTY, PLANT AND EQUIPMENT

The Company’s property, plant and equipment consist of the following:


(In thousands)	June 30, 2019		December 31, 2018
Plant and equipment	$	130,218	$	109,911
Construction in process		10,252		12,066
Capitalized mine development cost		48,413		43,037
Less accumulated depreciation and amortization		(24,690)		(15,809)
Total property, plant and equipment, net	$	164,193	$	149,205

During the three months ended June 30, 2019, depreciation expense related to our plant and equipment totaled $3.4 million and amortization of our capitalized development costs totaled $1.4 million. During the three months ended June 30, 2018, depreciation expense related to our plant and equipment totaled $2.3 million and amortization of our capitalized development costs totaled $0.6 million.

During the six months ended June 30, 2019, depreciation expense related to our plant and equipment totaled $6.4 million and amortization of our capitalized development costs totaled $2.5 million. During the six months ended June 30, 2018, depreciation expense related to our plant and equipment totaled $4.4 million and amortization of our capitalized development costs totaled $1.0 million.

Capitalized amounts related to coal reserves at properties where we are not currently engaged in mining operations totaled $7.2 million as of June 30, 2019 and $5.5 million as of December 31, 2018.