Database name: |
World Fe-oxide+/-Cu-Au-U (IOCG) deposits |
Compilers: |
Sunil S. Gandhi |
Release date: |
2015-03-04 |
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Deposit name(s): |
Aitik |
Political location(s): |
Sweden; Province or state: Nörrbotten County; Nearest community: Gällivare (15 km SE) |
Deposit clan (type): |
Kiruna-type |
Deposit (sub) types: |
porphyrite; genetically related to quartz monzodiorite intrusion in metavolcanic-metasedimentary sequence represented by quartz-biotite gneisses and mica schists; mineralization mainly disseminated with veinlets; Reference: Anonymous, 2000: Swedish Database of Mineral Deposits; Email 3000 x 400 m mineralized zone with higher grade core 2000 x 200 m; drill indicated depth of 600 m; magnetite content of about 3 %; quartz-sulphide veins are sheared and sigmoidal; Reference: Carlon, C. J., 2000: Iron Oxide Systems and Base Metal Mineralisation in Northern Sweden; Section Eurasia and Africa, in Hydrothermal Iron Oxide Copper-Gold and Related Deposits: A Global Perspective, Volume 1, Edited by Porter, T. M., Australian Mineral Foundation, Adelaide, Australia, PGC Publishing, Adelaide, 349 p, p. 283 - 296 |
Deposit status: |
producer; Size category: large; Status comments:
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Geologic province: |
Svecofennian Orogen |
Geologic subprovince: |
Northern Svecofennian |
Geologic district: |
Aitik (Ore District) |
Deposit object located: |
mine site |
Commodities: |
Fe; Cu; Au |
Mineralization styles: |
disseminated; veinlets |
Geological ages: |
Late Paleoproterozoic (mineralization) |
Coincident features: |
shear zone(s) (host sequence is extensively sheared) |
Regional tectonic structure: |
Multi-stage ductile-brittle shear zone trending N to NNW (5 km wide, 40 km long ductile-brittle deformation zone that hosts 50 known Cu-Au occurrences) Tectonic structure name: Nautanen-Aitik-Jårbojoki Shear Zone |
Host rocks: |
(1) metamorphic; unclassified metamorphic rocks (quartz-muscovite schist); Magma series/sedimentary package/metamorphic group: quartzo-feldspathic assemblage; Metamorphic grade: greenschist-amphibolite (2) metamorphic; unclassified metamorphic rocks (biotite-amphibole schist); Metamorphic grade: greenschist-amphibolite |
Related igneous rocks: |
(1) intrusive; quartz monzonite-monzogabbro suite; Magma series: calc-alkaline; Depositional setting: continentalIndividual lithologies: | quartz monzonite (porphyritic) |
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Metallogenic signatures: |
Fe-Cu-Au-Ag-Co-Zn |
Alteration signatures: |
potassic alteration: close to intrusion; K-feldspar, scapolite; What was altered: host metasediments phyllitization: away from intrusion; sericite, phyllosilicates; What was altered: host metasediments tourmalinization: tourmaline; What was altered: silicates chloritization: chlorite; What was altered: mafic minerals |
Mineralogy: |
(alteration): k-feldspar, scapolite, tourmaline, epidote, sericite, phyllosilicates (mineralization): chalcopyrite, pyrite, pyrrhotite, bornite, gold, magnetite, molybdenite, quartz, barite |
Deposit shape: |
lensoidDeposit dimensions: | strike length: 3 kilometres width: 400 metres depth: 600 metres |
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Qualified comments: |
(Applies to: discovery and development) The largest copper deposit in Europe; production from 1968 to 1998: 201.743 Mt of ore; 5.2 % Fe; 0.1 % P, 1.5 % S, 0.38 % Cu and 0.2 ppm Au; Ag, Mo, Co, Pb and Zn are present in small amounts. |
References: |
Anonymous, 2000 |
Swedish Database of Mineral Deposits |
Email |
Billstrom, K.; Martinsson, O., 2000 |
Links between Epigenetic Cu-Au Mineralization and Magmatism/Deformation in the Nörrbotten County, Sweden |
in 2nd Annual GEODE-Fennoscandian Shield Field Workshop on Paleoproterozoic and Archean Greenstone Belts and VMS Districts in the Fennoscandian Shield, 28 August to 1 September, 2000, Gällivare-Kiruna, Sweden, Edited by Weihed, P.; Martinsson, O., Abstract Volume and Field Trip Guidebook, Luleå University of Technology, Luleå, Sweden, 2000:6 |
Blake, K. L.; Duckworth, R. C. , 1995 |
Mineralization Styles in the Proterozoic of Sweden |
in Metallogeny of Proterozoic Basins, Edited by Rainbird, R. H., Mineral Deposits Research Unit Short Course #19, The Mineral Deposits Research Unit, The University of British Columbia, p. 1 - 36 |
Broman, C.; Martinsson, O., 2000 |
Fluid Inclusions in Epigenetic Fe-Cu-Au Ores in Northern Nörbotten |
in 2nd Annual GEODE-Fennoscandian Shield Field Workshop on Paleoproterozoic and Archean Greenstone Belts and VMS Districts in the Fennoscandian Shield, 28 August to 1 September, 2000, Gällivare-Kiruna, Sweden, Edited by Weihed, P.; Martinsson, O., Abstract Volume and Field Trip Guidebook, Luleå University of Technology, Luleå, Sweden, 2000:6 |
Carlon, C. J., 2000 |
Iron Oxide Systems and Base Metal Mineralisation in Northern Sweden |
Section Eurasia and Africa, in Hydrothermal Iron Oxide Copper-Gold and Related Deposits: A Global Perspective, Volume 1, Edited by Porter, T. M., Australian Mineral Foundation, Adelaide, Australia, PGC Publishing, Adelaide, 349 p, p. 283 - 296 |
Danielsson, S.; Lindroos, H., 1986 |
Aitik and Nautanen Copper-Gold Deposits |
in Proterozoic Mineralization in Northern Sweden, Edited by Lindross; Sunblad, Excursion Guide, 7th IAGOD Symposium, International Association on the Genesis of Ore Deposits, 6, p. 12 - 16 |
Martinsson, O., 2000 |
Metallogeny of the Northern Nörrbotten Fe-Cu-Au Ore Province |
in 2nd Annual GEODE-Fennoscandian Shield Field Workshop on Paleoproterozoic and Archean Greenstone Belts and VMS Districts in the Fennoscandian Shield, 28 August to 1 September, 2000, Gällivare-Kiruna, Sweden, Edited by Weihed, P.; Martinsson, O., Abstract Volume and Field Trip Guidebook, Luleå University of Technology, Luleå, Sweden, 2000:6 |
Monro, D., 1988 |
The Geology and Genesis of the Aitik Cu-Au Deposit |
Ph. D. Thesis, University of Wales, College of Cardiff, United Kingdom |
Wanhainen, C.; Martinsson, O., 2000 |
The Aitik Cu-Au Deposit, Gällivare Area, Northern Sweden |
in 2nd Annual GEODE-Fennoscandian Shield Field Workshop on Paleoproterozoic and Archean Greenstone Belts and VMS Districts in the Fennoscandian Shield, 28 August to 1 September, 2000, Gällivare-Kiruna, Sweden, Edited by Weihed, P.; Martinsson, O., Abstract Volume and Field Trip Guidebook, Luleå University of Technology, Luleå, Sweden, 2000:6 |
Zwiefel, H., 1976 |
Aitik - Geological Documentation of a Disseminated Copper Deposit |
Sveriges Geologiska Undersökning, Serie C, Geological Survey of Sweden, Publication code 720 |
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Production data: |
Report period: from 1968 until 2002; 380 million metric tons ore; Provisional entry?: yes; Yearly or summary?: SGrade-commodity information: | Cu: 0.39 percent Au: 0.21 grams/metric ton Ag: 3.9 grams/metric ton | Reference: Wanhainen, C.; Broman, C.; Martinsson, O., 2003: The Aitik Cu-Au-Ag Deposit in Northern Sweden: a Product of High Salinity Fluids; Mineralium Deposita, Volume 38, p. 715 - 726 Percent weights allocated to deposit: 100.0% |
Resource data: |
Disclaimer - Reserves/Resource Data
Her Majesty the Queen in Right of Canada, represented by the Minister of Natural Resources (NRCan) does not warrant or guarantee the accuracy, completeness or fitness for any purpose of Reserve and Resource information (Data) contained in this database, including whether the Data is compliant with any securities regulations or standards, and NRCan does not assume any liability with respect to any damage or loss incurred as a result of the use made of the Data.
Resource and reserve figures are historical in nature. The Data source provided with each set of figures should be cited if the Data are re-reported. |
Estimate date: 2006-12-31; 625 million metric tons ore; Combined with production?: no; Provisional entry?: no; Resource category: proven+probable reserveGrade-commodity information: | Cu: 0.28 percent Au: 0.18 grams/metric ton Ag: 2 grams/metric ton | Reference: Anonymous, 2007: Aitik: Facts 2007; Boliden AB (Boliden Ltd), Internet Percent weights allocated to deposit: 100.0%
Estimate date: 2002; 850 million metric tons ore; Combined with production?: no; Provisional entry?: no; Resource category: indicated resource Reference: Wanhainen, C.; Broman, C.; Martinsson, O., 2003: The Aitik Cu-Au-Ag Deposit in Northern Sweden: a Product of High Salinity Fluids; Mineralium Deposita, Volume 38, p. 715 - 726 Percent weights allocated to deposit: 100.0% |