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): |
Josette Prospect |
Political location(s): |
Canada; Province or state: Quebec; Nearest community: Sept-Îles |
NTS map data: |
022P03 (Lac A L'aigle) |
Deposit clan (type): |
Cloncurry-type |
Deposit (sub) types: |
massive to layered magnetite replacement in porphyritic quartzofeldspathic gneiss; later folded, brecciated and overprinted by chalcopyrite, pyrite, garnet, fluorite, apatite and REE-bearing minerals; Reference: Chartrand, F. M.; Roy, I.; Cayer, A.; Gauthier, M., 2003: The Kwyjibo polymetallic iron oxide deposit, northeastern Grenville Province, Quebec; Section Abstracts, in Canadian Institute of Mining, 105th Annual General Meeting, Edited by Anonymous, Program with Abstracts, Canadian Institute of Mining and Metallurgy, p. 194 - 194 |
Deposit status: |
showing; Size category: very small |
Geologic province: |
Grenville Province |
Geologic subprovince: |
Domaine de Lac à l’Aigle |
Geologic district: |
Manitou |
Commodities: |
Cu; Y; Ce; Fe; Ag; Th; U; W; Mo; Au; Nd; La; F |
Mineralization styles: |
tabular body |
Geological ages: |
Early Mesoproterozoic (host rocks) Late Mesoproterozoic (host rocks) |
Tectonic setting: |
continental marginal basin-back-arc; divergent; Formal name: Canatiche Complex (host rocks) |
Coincident features: |
intrusive contact; Coincident feature name: Canatiche Complex |
Host rocks: |
(1) metasomatic-hydrothermal; unclassified metasomatic rocks; Metamorphic grade: greenschist-amphiboliteIndividual lithologies: | magnetitite |
(2) intrusive; unclassified granitoid rocks (magnetitized); Metamorphic grade: greenschist-amphiboliteIndividual lithologies: | leucogranite | Host rock stratigraphy: | Canatiche Complex |
(3) volcanic; felsic volcanic rocks (magnetitized); Metamorphic grade: greenschist-amphiboliteIndividual lithologies: | metarhyolite (porphyroidal) | Host rock stratigraphy: | Canatiche Complex |
(4) metasomatic-hydrothermal; unclassified metasomatic rocks; Metamorphic grade: greenschist-amphiboliteIndividual lithologies: | calc-silicate |
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Metallogenic signatures: |
Fe-U-Th-Cu-Ag-REE |
Mineralogy: |
(mineralization): magnetite, chalcopyrite, pyrite, specularite |
Radiometric ages: |
Object dated: Host Rocks; Age - Ma: 1,175; +4; -4; Dating method: U-Pb; Concentrate: unknown; Source rock: leucogranite; Event dated: host rock; Reference: Wodicka, N.; David, J.; Parent, M.; Gobeil, A.; Verpaelst, P., 2003: Géochronologie U-Pb et Pb-Pb de la région de Sept-Îles - Natashquan, Province de Grenville, Moyenne-Côte-Nord; in Géologie et ressources minérales de la partie est de la Province de Grenville, Edited by Brisebois, D.; Clark, T., DV, Ministère des Ressources naturelles, de la Faune et des Parcs, Québec, 2002-03, 419 p, p. 59 - 118
Object dated: Metallic Signature; Age - Ma: 972; +5; -5; Dating method: U-Pb; Concentrate: titanite; Source rock: ore zone; Event dated: mineralization |
Deposit shape: |
tabularDeposit dimensions: | length: 3.5 kilometres width: 250 metres thickness: 10 metres |
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Qualified comments: |
(Applies to: mineralization) 1.83% Cu, 0.96% La+Ce+Sm, 654 ppm Th, 435 ppm U and 164 ppb Au over 9.5 m (channel sample); 0.36% Cu over 16.5 m and 0.88% La+Ce+Sm over 29.9 m (drill core). 2,8% Cu, 900 ppm Th, 440 ppm U, 1800 ppm W and 1.3 g/t Ag (grab sample)(Clark, 2003); between 1 and 1.7 % total REE and 5700 and 8100 ppm Y (grab samples). |
References: |
Brisebois, D.; Clark, T. Editor(s)), 2003 |
Géologie et ressources minérales de la partie est de la Province de Grenville |
DV, Ministère des Ressources naturelles, de la Faune et des Parcs, Québec, 2002-03, 419 p. |
Clark, T., 2003 |
Métallogénie des métaux usuels et précieux, des éléments radioactifs et des éléments des terres rares, région de la moyenne Côte-Nord |
in Géologie et ressources minérales de la partie est de la Province de Grenville, Edited by Brisebois, D.; Clark, T., DV, Ministère des Ressources naturelles, de la Faune et des Parcs, Québec, 2002-03, 419 p, p. 270 - 308 |
MRNFP, 2001 |
Fiches de gîtes Josette, Malachite, Andradite, Fluorine, Grabuge, Lingis, Livaivre, NTS, 22P03 |
SIGEOM databank, e-sigeom à la carte/gisement métallique, Internet |
MRNFP, 2003 |
Fiche de gîtes Rodrigue, Josette, Malachite, Andradite, Fluorine, Grabuge, Lingis, Lavavivre |
SIGEOM databank, e-sigeom à la carte/gisement métallique, Internet |
Roy, I., 1999 |
Projet Kwyjibo 1088-2. Rapport sur les travaux d’exploration, campagne 1998 |
GM, Ministère des Ressources naturelles, Québec, Publication code 58046 |
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Associated group(s): |
Kwygibo (25) |