CANADIAN AND WORLD MINERAL DEPOSIT DATABASES
Geological Survey of Canada


Deposit number Country Location Names Commodities
69 Sweden (Nörrbotten County) 67.50.30 N -- 019.41.46 E Vieto W; Ajtijokki Fe; P; Cu; Zn; S
 
Database name: World Fe-oxide+/-Cu-Au-U (IOCG) deposits
Compilers: Sunil S. Gandhi
Release date: 2015-03-04
   
Deposit name(s): Vieto W; Ajtijokki
Political location(s): Sweden; Province or state: Nörrbotten County; Nearest community: Kiruna (22 km W)
Deposit clan (type): Iron Skarn-type
Deposit (sub) types: stratiform, rich in skarn minerals; massive and disseminated ore; ENE strike, northwest-trending faults; sulphide-bearing deposit, mainly pyrite and pyrrhotite; minor chalcopyrite and sphalerite; Reference: Zitzmann, A. (Editor(s)), 1978: The Iron Ore Deposits of Europe and Adjacent Areas: Explanatory Notes to the International Map of the Iron Ore Deposits of Europe, 1:2,500,000 (Lists and Tables); International Geological Congress, Commission for the Geological Map of the World, Subcommission for the Metallogenic Map of the World, Bundesanstalt fur Geowissenschaften und Rohstoffe, Postfach 51 01 53, D-3000 Hannover 51, Volume II, 386 p.
Deposit status: significant prospect; Size category: 15.5 Mt; Status comments: discovered in 1914; Vieto M, E and W ore bodies along a 1.58 km strike zone; resources total of the three; thickness: 40-70 m, thicker to the east; average grade: 37 % Fe, 0.12 % P, 1.5 % S; no mining
Geologic province: Svecofennian Orogen
Geologic subprovince: Northern Svecofennian
Geologic district: Kiruna (Ore District)
Commodities: Fe; P; Cu; Zn; S
Mineralization styles: massive; disseminated
Geological ages: Late Paleoproterozoic (mineralization)
Late Paleoproterozoic (host rocks)
Host rocks: (1) metasomatic-hydrothermal; unclassified metasomatic rocks (hanging wall volcanic rocks); Depositional setting: continental; Metamorphic grade: greenschist-amphibolite
Individual lithologies:skarn

(2) sedimentary; unclassified sedimentary rocks (sediments associated with greenstone); Depositional setting: continental; Metamorphic grade: greenschist-amphibolite
Host rock protoliths:calcareous tuff and tuffite
Individual lithologies:tuffite
tuffaceous volcanic rocks

(3) intrusive; gabbro suite (footwall diabase intrusive into greenstone ); Depositional setting: continental; Metamorphic grade: greenschist
Host rock stratigraphy:diabase sills
Alteration signatures: skarn
Mineralogy: (alteration): calcite, tremolite, actinolite, talc, chlorite, phlogopite, epidote, apatite, pyrite, pyrrhotite, chalcopyrite
(mineralization): magnetite
References:
Anonymous, 2000
Swedish Database of Mineral Deposits
Email

Zitzmann, A. Editor(s)), 1978
The Iron Ore Deposits of Europe and Adjacent Areas: Explanatory Notes to the International Map of the Iron Ore Deposits of Europe, 1:2,500,000 (Lists and Tables)
International Geological Congress, Commission for the Geological Map of the World, Subcommission for the Metallogenic Map of the World, Bundesanstalt fur Geowissenschaften und Rohstoffe, Postfach 51 01 53, D-3000 Hannover 51, Volume II, 386 p.


Generated 2015-03-04 14:17:03 with GQuery -- 3.7 ADO (3.19..3.22 -- 2008-12-16)
GlobalDB System, Geological Survey of Canada, Natural Resources Canada