000 02383cam  2200337za 4500
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008160708s2015    oncabd  ob   f000 0 eng d
020 |a978-1-100-25355-8
040 |aCaOODSP|beng
041 |aeng|bfre
043 |an-cn-nu
0861 |aM44-2015/2E-PDF
24500|aPreliminary results of the geology of the Portage deposit, Meadowbank gold mine, Churchill Province, Nunavut |h[electronic resource] / |cV. Janvier … [et al.].
260 |a[Ottawa] : |bNatural Resources Canada, |c2015.
300 |a18 p. : |bcol. charts, col. ill., col. maps.
4901 |aCurrent research, |x1701-4387 ; |v2015-2
504 |aIncludes bibliographical references.
520 |a"The Targeted Geoscience Initiative (TGI-4) is a collaborative federal geoscience program that provides industry with the next generation of geoscience knowledge and innovative techniques to better detect buried mineral deposits, thereby reducing some of the risks of exploration. Agnico-Eagle Mines¿ Meadowbank mine is located in the Kivallik region of Nunavut. Research to date has mostly been concentrated on the geological mapping of the Portage ore body with an emphasis on the chemical signature of host rocks, the geometry of the deposit and its structural controls, and on the ore and associated mineral assemblages. The lithological sequence of the deposit consists of Neoarchean metamorphosed volcaniclastic rocks, banded iron formation (BIF), ultramafic rocks and quartzite. The predominant gold mineralization is hosted in BIF and is associated with pyrrhotite and pyrite, which have replaced magnetite. Gold also is found in high-grade quartz veins in volcaniclastic rocks. Four deformation events affect the host rocks, including two generations of faults and several folding phases"--Provided by publisher.
69207|2gccst|aGold
69207|2gccst|aMetals
69207|2gccst|aMinerals
69207|2gccst|aGeology
69207|2gccst|aGeochemistry
7001 |aJanvier, V. |q(Vivien)
7101 |aCanada. |bNatural Resources Canada.
7102 |aGeological Survey of Canada.
830#0|aCurrent research (Geological Survey of Canada)|x1701-4387 ; |v2015-2.|w(CaOODSP)9.506236
85640|qPDF|s7.60 MB|uhttps://publications.gc.ca/collections/collection_2016/rncan-nrcan/M44-2015-2-eng.pdf