Other current and non-current non-financial assets (Tables)

12 Months Ended

Dec. 31, 2019

As of December 31, 2019, and December 31, 2018, the detail of other current and non-current assets is as follows:

Other non-financial assets, current	As of December 31, ‎ 2019		As of December 31, ‎ 2018
	ThUS$		ThUS$
Domestic value added tax		17,807		20,209
Foreign value added tax		8,566		7,211
Prepaid mining property		1,244		1,329
Prepaid insurance		7,135		1,763
Other prepayments		1,423		1,774
Refund of value added tax to exporters		10,560		12,545
Other taxes		3,213		2,800
Other assets		604		341
Total		50,552		47,972

Other non-financial assets, non-current	As of December 31, ‎ 2019		As of December 31, ‎ 2018
	ThUS$		ThUS$
Stain development expenses and prospecting expenses (1)		18,654		26,189
Guarantee deposits		551		712
Other assets		524		638
Total		19,729		27,539

Reconciliation of changes in assets for exploration and mineral resource evaluation, by type.

Movements in assets relating to the exploration and evaluation of mineral resources as of December 31, 2019, 2018 and 2017:

Reconciliation	As of December ‎ 31, 2019			As of December ‎ 31, 2018			As of December ‎ 31, 2017
	ThUS$			ThUS$			ThUS$
Opening balance		26,189			17,721			23,008
Change in assets for exploration and evaluation of mineral resources
Additions		-			11,298			-
Short-term reclassifications		(1,311	)		1,987			595
Increase (decrease) due to transfers and other charges		(6,224	)		(4,817	)		(5,882	)
Total changes		(7,535	)		8,468			(5,287	)
Final balance		18,654			26,189			17,721