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Joint Ventures (Tables) | 12 Months Ended
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Dec. 31, 2018
Disclosure Of Joint Ventures Explanatory [Abstract] |
Disclosure of detailed information about investments in joint ventures [Text Block] |
| 9.3 | Investment in joint ventures accounted for under the equity method of accounting
|  |  |  |  |  |  |  | Country of |  |  | Share of interest in |  |  | Dividends received |
Joint venture |  | Description of the nature of the relationship |  |  | Domicile |  |  | incorporation |  |  | ownership |  |  | 12/31/2018 |  |  | 12/31/2017 |
|  |  |  |  |  |  |  |  |  |  |  |  |  | ThUS$ |  |  | ThUS$ |
Sichuan SQM Migao Chemical Fertilizers Co. Ltda. |  |  | Production and distribution of soluble fertilizers, |  |  |  | Huangjing Road, Dawan Town, Qingbaijiang District, Chengdu Municipality, Sichuan Province |  |  |  | China |  |  |  | 50 | % |  |  | - |  |  |  | - |
Coromandel SQM India |  |  | Production and distribution of potassium nitrate, |  |  |  | 1-2-10 Sardar Patel Road, Secunderabad – 500003 Andhra Pradesh |  |  |  | India |  |  |  | 50 | % |  |  | - |  |  |  | - |
SQM Vitas Fzco. |  |  | Production and commercialization of specialty plant and animal nutrition and industrial hygiene, |  |  |  | Jebel ALI Free Zone P.O. Box 18222, Dubai |  |  |  | United Arab Emirates |  |  |  | 50 | % |  |  | - |  |  |  | - |
SQM Star Qingdao Corp Nutrition, Co. Ltd. |  |  | Production and distribution of nutrient plant solutions with specialties NPK soluble |  |  |  | Longquan Town, Jimo City, Qingdao Municipality, Shangdong Province |  |  |  | China |  |  |  | 50 | % |  |  | - |  |  |  | - |
SQM Vitas Holland B.V. (1) |  |  | Without information |  |  |  | Herikerbergweg 238, 1101 CM Amsterdam Zuidoost |  |  |  | Holland |  |  |  | 50 | % |  |  | - |  |  |  | - |
Pavoni & C. Spa |  |  | Production of specialized fertilizers and other products for distribution in Italy and other countries |  |  |  | Corso Italia 172, 95129 Catania (CT), Sicily |  |  |  | Italy |  |  |  | 50 | % |  |  | - |  |  |  | - |
Covalent Lithium Pty Ltd. |  |  | development and operation of the Mt Holland Lithium project, which will include the construction of a lithium extraction and refining mine |  |  |  | L18, 109 St. Georges Tce Perth WA 6000 PO Box Z5200 St Georges Tce Perth WA 6831 |  |  |  | Australia |  |  |  | 50 | % |  |  | - |  |  |  | - |
Minera Exar S.A. |  |  | Exploration and exploitation of minerals, processing and trading of such minerals |  |  |  | Dr. Sabín 1082 Ciudad de Nieva – San Salvador de Jujuy- Jujuy- República Argentina |  |  |  | Argentina |  |  |  | 50 | % |  |  | - |  |  |  | - |
| (1) | During May 2016, SQM Vitas Holland B.V. sold its interest in SQM Vitas Spain, to SQM Iberian S.A. resulting in the latter obtaining 100% in this transaction generating a loss of ThUS$104.
The companies described in the following table are related to the following joint ventures:
| (1) | SQM Vitas Fzco.
| (2) | Pavoni & C Spa.
| (3) | SQM Vitas Holland B.V.
|  |  |  |  | Domicile |  |  | Country of incorporation |  |  | Share of interest in ownership |  |  | Dividends received |
SQM Vitas Brazil Agroindustria (1) |  |  | Production and commercialization of specialty plant and animal nutrition and industrial hygiene, |  |  |  | Via Cndeias, Km, 01 Sem Numero, Lote 4, Bairro Cia Norte, Candeias, Bahia, |  |  |  | Brazil |  |  |  | 49.99 | % |  |  | - |  |  |  | - |
SQM Vitas Peru S.A.C (1), |  |  | Production and commercialization of specialty plant and animal nutrition and industrial hygiene |  |  |  | Av, Juan de Arona 187, Torre B, Oficina 301-II, San Isidro, Lima |  |  |  | Peru |  |  |  | 50 | % |  |  | - |  |  |  | - |
Arpa Speciali S.R.L. (2) |  |  | Production of specialty fertilizers and other products for distribution in Italy and other countries. |  |  |  | Mantova (MN) via Cremona 27 Int. 25 |  |  |  | Italy |  |  |  | 50.48 | % |  |  | - |  |  |  | - |
SQM Vitas Plantacote B.V. (3) |  |  | Production and commercialization of controlled-released fertilizers |  |  |  | Herikerbergweg 238, 1101 CM Amsterdam Zuidoost |  |  |  | Holland |  |  |  | 50 | % |  |  | - |  |  |  | - |
Disclosure of reconciliation of summarised financial information of joint venture accounted for using equity method to carrying amount of interest in joint venture [text block] |
Joint Venture |  | Final reporting period date |  |  | Accounting method |
Coromandel SQM India |  |  | December 31, 2018 |  |  |  | Equity method |
SQM Vitas Fzco. |  |  | December 31, 2018 |  |  |  | Equity method |
SQM Star Qingdao Corp Nutrition Co., Ltd. |  |  | December 31, 2018 |  |  |  | Equity method |
SQM Vitas Brazil Agroindustria |  |  | December 31, 2018 |  |  |  | Equity method |
SQM Vitas Perú S.A.C. |  |  | December 31, 2018 |  |  |  | Equity method |
SQM Vitas Holland B.V. |  |  | December 31, 2018 |  |  |  | Equity method |
Pavoni & C. Spa. |  |  | December 31, 2018 |  |  |  | Equity method |
Arpa Speciali S.R.L. |  |  | December 31, 2018 |  |  |  | Equity method |
Covalent Lithium Pty Ltd. |  |  | December 31, 2018 |  |  |  | Equity method |
Joint Venture |  | Equity-accounted investees |  |  | Share in profit (loss) of associates and joint ventures accounted for using the equity method |
|  | 12/31/2018 |  |  | 12/31/2017 |  |  | 12/31/2016 |  |  | 12/31/2018 |  |  | 12/31/2017 |  |  | 12/31/2016 |
|  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |
Sichuan SQM Migao Chemical Fertilizers Co. Ltd. (1) |  |  | 1,992 |  |  |  | 11,444 |  |  |  | 12,150 |  |  |  | (650 | ) |  |  | (535 | ) |  |  | (1,372 | )
Coromandel SQM India |  |  | 1,729 |  |  |  | 1,633 |  |  |  | 1,499 |  |  |  | 174 |  |  |  | 165 |  |  |  | 435 |
SQM Vitas Fzco. |  |  | 20,202 |  |  |  | 19,478 |  |  |  | 17,956 |  |  |  | 1,781 |  |  |  | 1,502 |  |  |  | 3,458 |
SQM Star Qingdao Corp. Nutrition Co. Ltd. |  |  | 3,168 |  |  |  | 2,980 |  |  |  | 2,618 |  |  |  | 188 |  |  |  | 361 |  |  |  | 163 |
SQM Vitas Holland |  |  | 1,345 |  |  |  | 1,429 |  |  |  | 1,269 |  |  |  | (14 | ) |  |  | (18 | ) |  |  | 171 |
Minera Exar S.A. (1) |  |  | - |  |  |  | 33,065 |  |  |  | 25,000 |  |  |  | (206 | ) |  |  | (27 | ) |  |  | - |
Pavoni & C., Spa |  |  | 7,084 |  |  |  | - |  |  |  | - |  |  |  | (39 | ) |  |  | - |  |  |  | - |
Covalent Lithium Pty Ltd. |  |  | 53 |  |  |  | - |  |  |  | - |  |  |  | 36 |  |  |  | - |  |  |  | - |
Total |  |  | 35,573 |  |  |  | 70,029 |  |  |  | 60,492 |  |  |  | 1,270 |  |  |  | 1,448 |  |  |  | 2,855 |
Joint Venture |  | Share on other comprehensive income of associates and joint ventures accounted for using the equity method, net of tax |  |  | Share on total other comprehensive income of associates and joint ventures accounted for using the equity method |
|  | 12/31/2018 |  |  | 12/31/2017 |  |  | 12/31/2016 |  |  | 12/31/2018 |  |  | 12/31/2017 |  |  | 12/31/2016 |
|  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |
Sichuan SQM Migao Chemical Fertilizers Co. Ltd. (1) |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (650 | ) |  |  | (535 | ) |  |  | (1,372 | )
Coromandel SQM India |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 174 |  |  |  | 165 |  |  |  | 435 |
SQM Vitas Fzco. |  |  | - |  |  |  | (5 | ) |  |  | 449 |  |  |  | 1,781 |  |  |  | 1,497 |  |  |  | 3,907 |
SQM Star Qingdao Corp. Nutrition Co. Ltd. |  |  | 1 |  |  |  | - |  |  |  | - |  |  |  | 189 |  |  |  | 361 |  |  |  | 163 |
SQM Vitas Holland |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (14 | ) |  |  | (18 | ) |  |  | 171 |
Minera Exar S.A. (1) |  |  | (1 | ) |  |  | - |  |  |  | - |  |  |  | (206 | ) |  |  | (27 | ) |  |  | - |
Pavoni & C., Spa |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (40 | ) |  |  | - |  |  |  | - |
Covalent Lithium Pty Ltd. |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 53 |  |  |  | - |  |  |  | - |
Total |  |  | - |  |  |  | (5 | ) |  |  | 449 |  |  |  | 1,287 |  |  |  | 1,443 |  |  |  | 3,304 |
| (1) | As of December 31, 2018, the table below does not present investments in joint ventures transferred to the item non-current assets or groups of assets classified as held for sale. For more information, see Note 31.
Joint Venture |  | Equity-accounted investees |  |  |  |  |  | Share in profit (loss) of associates and joint ventures accounted for using the equity method |
|  | 12/31/2018 |  |  | 12/31/2017 |  |  | 12/31/2016 |  |  | 12/31/2018 |  |  | 12/31/2017 |  |  | 12/31/2016 |
|  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |
SQM Vitas Brazil Agroindustria (1) |  |  | 12,405 |  |  |  | 11,003 |  |  |  | 9,343 |  |  |  | 2,879 |  |  |  | 1,753 |  |  |  | 4,570 |
SQM Vitas Peru S.A.C (1) |  |  | 5,188 |  |  |  | 5,961 |  |  |  | 5,964 |  |  |  | (550 | ) |  |  | (216 | ) |  |  | 815 |
SQM Vitas Plantacote B.V. (2) |  |  | - |  |  |  | 669 |  |  |  | 588 |  |  |  | - |  |  |  | (1 | ) |  |  | 187 |
Arpa Speciali S.R.L. (3) |  |  | 122 |  |  |  | - |  |  |  | - |  |  |  | (88 | ) |  |  | - |  |  |  | - |
Total |  |  | 17,715 |  |  |  | 17,633 |  |  |  | 15,895 |  |  |  | 2,241 |  |  |  | 1,536 |  |  |  | 5,572 |
Joint Venture |  | Share in other comprehensive income of associates and joint ventures accounted for using the equity method, net of tax |  |  | Share in total other comprehensive income of associates and joint ventures accounted for using the equity method |
|  | 12/31/2018 |  |  | 12/31/2017 |  |  | 12/31/2016 |  |  | 12/31/2018 |  |  | 12/31/2017 |  |  | 12/31/2016 |
|  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |
SQM Vitas Brazil Agroindustria (1) |  |  | (661 | ) |  |  | (51 | ) |  |  | 2,845 |  |  |  | 779 |  |  |  | 826 |  |  |  | 5,130 |
SQM Vitas Peru S.A.C (1) |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (275 | ) |  |  | (108 | ) |  |  | 408 |
SQM Vitas Plantacote B.V. (2) |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (1 | ) |  |  | (80 | )
Arpa Speciali S.R.L. (3) |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total |  |  | (661 | ) |  |  | (51 | ) |  |  | 2,845 |  |  |  | 504 |  |  |  | 717 |  |  |  | 5,458 |
Disclosure of assets,liabilities,revenue and expenses from joint venure explanatory [Text Block] |
| 9.4 | Assets, liabilities, revenue and expenses from joint ventures:
|  | 12/31/2018 |
Joint Venture |  | Assets |  |  | Liabilities |  |  |  |  |  | Gain (loss) from |  |  | Other |  |  |  |
|  | Current |  |  | Non-current |  |  | Current |  |  | Non-current |  |  | Revenue |  |  | continuing operations |  |  | comprehensive income |  |  | Comprehensive income |
|  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |
Sichuan SQM Migao Chemical Fertilizers Co. Ltd. |  |  | 28,699 |  |  |  | 6,098 |  |  |  | 13,281 |  |  |  | - |  |  |  | 12 |  |  |  | (1,372 | ) |  |  | - |  |  |  | (1,372 | )
Coromandel SQM India |  |  | 5,656 |  |  |  | 852 |  |  |  | 3,050 |  |  |  | - |  |  |  | 11,605 |  |  |  | 348 |  |  |  | - |  |  |  | 348 |
SQM Vitas Fzco. |  |  | 25,489 |  |  |  | 17,592 |  |  |  | 2,678 |  |  |  | - |  |  |  | 16,583 |  |  |  | 3,561 |  |  |  | 1 |  |  |  | 3,562 |
SQM Star Qingdao Corp. Nutrition Co. Ltd. |  |  | 7,754 |  |  |  | 114 |  |  |  | 1,533 |  |  |  | - |  |  |  | 13,004 |  |  |  | 377 |  |  |  | - |  |  |  | 377 |
SQM Vitas Brazil Agroindustria |  |  | 36,648 |  |  |  | 7,566 |  |  |  | 31,808 |  |  |  | - |  |  |  | 82,625 |  |  |  | 2,879 |  |  |  | (1,322 | ) |  |  | 1,557 |
SQM Vitas Peru S.A.C |  |  | 22,365 |  |  |  | 7,785 |  |  |  | 18,996 |  |  |  | 5,966 |  |  |  | 28,619 |  |  |  | (550 | ) |  |  | - |  |  |  | (550 | )
SQM Vitas Holland B.V. |  |  | 2,692 |  |  |  | - |  |  |  | 1 |  |  |  | - |  |  |  | - |  |  |  | (28 | ) |  |  | - |  |  |  | (28 | )
SQM Vitas Plantacote B.V. |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Pavoni & C. Spa |  |  | 10,062 |  |  |  | 6,490 |  |  |  | 8,098 |  |  |  | 698 |  |  |  | 15,461 |  |  |  | (79 | ) |  |  | - |  |  |  | (79 | )
Arpa Speciali S.R.L. |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Covalent Lithium Pty Ltd. |  |  | 239 |  |  |  | 100 |  |  |  | 233 |  |  |  | - |  |  |  | - |  |  |  | 106 |  |  |  | - |  |  |  | 106 |
Total |  |  | 139,604 |  |  |  | 46,597 |  |  |  | 79,678 |  |  |  | 6,664 |  |  |  | 167,909 |  |  |  | 5,242 |  |  |  | (1,321 | ) |  |  | 3,921 |
|  | 12/31/2017 |
Joint Venture |  | Assets |  |  | Liabilities |  |  |  |  |  | Gain (loss) from |  |  | Other |  |  |  |
|  | Current |  |  | Non-current |  |  | Current |  |  | Non-current |  |  | Revenue |  |  | continuing operations |  |  | comprehensive income |  |  | Comprehensive income |
|  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |
Sichuan SQM Migao Chemical Fertilizers Co. Ltda. |  |  | 31,461 |  |  |  | 6,656 |  |  |  | 15,228 |  |  |  | - |  |  |  | 13,326 |  |  |  | (1,070 | ) |  |  | - |  |  |  | (1,070 | )
Coromandel SQM India |  |  | 6,659 |  |  |  | 862 |  |  |  | 4,205 |  |  |  | 53 |  |  |  | 10,381 |  |  |  | 332 |  |  |  | - |  |  |  | 332 |
SQM Vitas Fzco. |  |  | 23,699 |  |  |  | 17,479 |  |  |  | 2,221 |  |  |  | - |  |  |  | 15,518 |  |  |  | 3,003 |  |  |  | (9 | ) |  |  | 2,994 |
SQM Star Qingdao Corp. Nutrition Co. Ltd. |  |  | 6,941 |  |  |  | 171 |  |  |  | 1,152 |  |  |  | - |  |  |  | 12,631 |  |  |  | 721 |  |  |  | - |  |  |  | 721 |
SQM Vitas Brazil Agroindustria |  |  | 30,303 |  |  |  | 8,453 |  |  |  | 27,752 |  |  |  | - |  |  |  | 60,131 |  |  |  | 1,753 |  |  |  | (101 | ) |  |  | 1,652 |
SQM Vitas Peru S.A.C |  |  | 20,933 |  |  |  | 8,534 |  |  |  | 17,380 |  |  |  | 6,126 |  |  |  | 35,299 |  |  |  | (216 | ) |  |  | - |  |  |  | (216 | )
SQM Vitas Holland B.V. |  |  | 2,190 |  |  |  | 669 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (36 | ) |  |  | - |  |  |  | (36 | )
SQM Vitas Plantacote B.V. |  |  | 679 |  |  |  | - |  |  |  | 10 |  |  |  | - |  |  |  | - |  |  |  | (1 | ) |  |  | - |  |  |  | (1 | )
Minera Exar S.A. |  |  | 19,277 |  |  |  | 73,114 |  |  |  | 38,670 |  |  |  | - |  |  |  | - |  |  |  | (53 | ) |  |  | - |  |  |  | (53 | )
Total |  |  | 142,142 |  |  |  | 115,938 |  |  |  | 106,618 |  |  |  | 6,179 |  |  |  | 147,286 |  |  |  | 4,433 |  |  |  | (110 | ) |  |  | 4,323 |
|  | 12/31/2016 |
Joint Venture |  | Assets |  |  | Liabilities |  |  |  |  |  | Gain (loss) from |  |  | Other |  |  |  |
|  | Current |  |  | Non-current |  |  | Current |  |  | Non-current |  |  | Revenue |  |  | continuing operations |  |  | comprehensive income |  |  | Comprehensive income |
|  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |
Sichuan SQM Migao Chemical Fertilizers Co. Ltda. |  |  | 43,639 |  |  |  | 7,399 |  |  |  | 26,738 |  |  |  | - |  |  |  | 16,051 |  |  |  | (2,744 | ) |  |  | - |  |  |  | (2,744 | )
Coromandel SQM India |  |  | 4,485 |  |  |  | 847 |  |  |  | 2,334 |  |  |  | - |  |  |  | 8,034 |  |  |  | 870 |  |  |  | - |  |  |  | 870 |
SQM Vitas Fzco. |  |  | 20,896 |  |  |  | 16,395 |  |  |  | 1,380 |  |  |  | - |  |  |  | 16,210 |  |  |  | 6,916 |  |  |  | 897 |  |  |  | 7,813 |
SQM Star Qingdao Corp. Nutrition Co. Ltd. |  |  | 5,733 |  |  |  | 203 |  |  |  | 697 |  |  |  | - |  |  |  | 7,553 |  |  |  | 325 |  |  |  | - |  |  |  | 325 |
SQM Vitas Brazil Agroindustria |  |  | 21,511 |  |  |  | 8,917 |  |  |  | 21,085 |  |  |  | - |  |  |  | 63,055 |  |  |  | 4,570 |  |  |  | 5,690 |  |  |  | 10,260 |
SQM Vitas Peru S.A.C |  |  | 23,598 |  |  |  | 8,931 |  |  |  | 20,333 |  |  |  | 6,231 |  |  |  | 36,926 |  |  |  | 815 |  |  |  | - |  |  |  | 815 |
SQM Vitas Holland B.V. |  |  | 1,961 |  |  |  | 588 |  |  |  | 11 |  |  |  | - |  |  |  | - |  |  |  | 342 |  |  |  | - |  |  |  | 342 |
SQM Vitas Plantacote B.V. |  |  | 619 |  |  |  | - |  |  |  | 31 |  |  |  | - |  |  |  | - |  |  |  | (159 | ) |  |  | - |  |  |  | (159 | )
Total |  |  | 122,442 |  |  |  | 43,280 |  |  |  | 72,609 |  |  |  | 6,231 |  |  |  | 147,829 |  |  |  | 10,935 |  |  |  | 6,587 |  |  |  | 17,522 |
Disclosure of detailed information about other joint venture information explanatory [Text Block] |
| 9.5 | Other Joint Venture disclosures:
|  | Cash and cash equivalents |  |  | Other current financial liabilities |  |  | Other non-current financial liabilities |
|  | 12/31/2018 |  |  | 12/31/2017 |  |  | 12/31/2018 |  |  | 12/31/2017 |  |  | 12/31/2018 |  |  | 12/31/2017 |
|  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |
Sichuan SQM Migao Chemical Fertilizers Co. Ltd. |  |  | 106 |  |  |  | 6,198 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Coromandel SQM India |  |  | 308 |  |  |  | 1,118 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
SQM Vitas Fzco. |  |  | 19,312 |  |  |  | 15,307 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
SQM Star Qingdao Corp. Nutrition Co. Ltd. |  |  | 4,543 |  |  |  | 3,675 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
SQM Vitas Brazil Agroindustria |  |  | 1,869 |  |  |  | 5,139 |  |  |  | 13,380 |  |  |  | 7,342 |  |  |  | - |  |  |  | - |
SQM Vitas Peru S.A.C. |  |  | 371 |  |  |  | 687 |  |  |  | 3,819 |  |  |  | 2,215 |  |  |  | 801 |  |  |  | 1,372 |
SQM Vitas Holland B.V. |  |  | 2,692 |  |  |  | 2,190 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
SQM Vitas Plantacote B.V. |  |  | - |  |  |  | 679 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Minera Exar S.A. |  |  | - |  |  |  | 9,189 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Pavoni &C., Spa |  |  | 407 |  |  |  | - |  |  |  | 5,464 |  |  |  | - |  |  |  | - |  |  |  | - |
Arpa Speciali S.R.L. |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Covalent Lithium Pty Ltd. |  |  | 156 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total |  |  | 29,764 |  |  |  | 44,182 |  |  |  | 22,663 |  |  |  | 9,557 |  |  |  | 801 |  |  |  | 1,372 |
|  | Depreciation and amortization expense |  |  | Interest expense |  |  | Income tax expense, continuing operations |
|  | 12/31/2018 |  |  | 12/31/2017 |  |  | 12/31/2016 |  |  | 12/31/2018 |  |  | 12/31/2017 |  |  | 12/31/2016 |  |  | 12/31/2018 |  |  | 12/31/2017 |  |  | 12/31/2016 |
|  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |
Sichuan SQM Migao Chemical Fertilizers Co. Ltd. |  |  | (948 | ) |  |  | (696 | ) |  |  | (691 | ) |  |  | (1 | ) |  |  | (25 | ) |  |  | (433 | ) |  |  | 97 |  |  |  | 303 |  |  |  | 200 |
Coromandel SQM India |  |  | 445 |  |  |  | - |  |  |  | - |  |  |  | (9 | ) |  |  | (16 | ) |  |  | (49 | ) |  |  | (38 | ) |  |  | (485 | ) |  |  | (44 | )
SQM Vitas Fzco. |  |  | (509 | ) |  |  | (553 | ) |  |  | (717 | ) |  |  | (8 | ) |  |  | (19 | ) |  |  | (16 | ) |  |  | - |  |  |  | - |  |  |  | - |
SQM Star Qingdao Corp. Nutrition Co. Ltd. |  |  | (67 | ) |  |  | (68 | ) |  |  | (64 | ) |  |  | - |  |  |  | - |  |  |  | (1 | ) |  |  | (187 | ) |  |  | (174 | ) |  |  | (195 | )
SQM Vitas Brazil Agroindustria |  |  | (408 | ) |  |  | (453 | ) |  |  | (438 | ) |  |  | (886 | ) |  |  | (1,253 | ) |  |  | (2,127 | ) |  |  | (117 | ) |  |  | (283 | ) |  |  | (337 | )
SQM Vitas Peru S.A.C. |  |  | (347 | ) |  |  | (375 | ) |  |  | (82 | ) |  |  | (425 | ) |  |  | (432 | ) |  |  | (323 | ) |  |  | (230 | ) |  |  | (214 | ) |  |  | (362 | )
SQM Vitas Holland B.V. |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
SQM Vitas Plantacote B.V. |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (1 | ) |  |  | (1 | ) |  |  | - |  |  |  | - |  |  |  | - |
Minera Exar S.A. |  |  | - |  |  |  | (523 | ) |  |  | - |  |  |  | - |  |  |  | (32 | ) |  |  | - |  |  |  | - |  |  |  | (620 | ) |  |  | - |
Pavoni & C., Spa |  |  | (542 | ) |  |  | - |  |  |  | - |  |  |  | (335 | ) |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Arpa Speciali S.R.L. |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Covalent Lithium Pty Ltd. |  |  | (16 | ) |  |  | - |  |  |  | - |  |  |  | (5 | ) |  |  | - |  |  |  | - |  |  |  | (46 | ) |  |  | - |  |  |  | - |
Total |  |  | (2,392 | ) |  |  | (2,668 | ) |  |  | (1,992 | ) |  |  | (1,669 | ) |  |  | (1,778 | ) |  |  | (2,950 | ) |  |  | (521 | ) |  |  | (1,473 | ) |  |  | (738 | )

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