1. what does the intangible assets of a mining company means? (since there's no trademarks or copyrights provided)

250 of 260 + AV Read aloud | Draw Highlight Erase NICKEL ASIA CORPORATION AND SUBSIDIARIES Schedule D. Intangible Assets - Other Assets December 31, 2018 January 1, 2018 Additions At Cost Deductions Charged to Costs Charged to Other and Expenses Accounts Other Changes Additions (Deductions) December 31, 2018 Description In Thousands Geothermal exploration and evaluation assets P1,784,183 29.261 P P P P1,793,444 Other Noncurrent Assets) Deferred mine exploration costs Project development costs 1,229,432 112,670 15.410 962 (15) (59,994) (26,289) 1.244.827 27,349 P3,126,285 P25,633 (P15) (P59,994) (P26.289) P3.065,620 (a) Disclosed in Note 11 to the Consolidated Financial Statements (b) Disclosed in Note 13 to the Consolidated Financial Statements