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File Created: 05-Jul-1992 by Peter S. Fischl (PSF)
Last Edit:  05-Nov-2021 by Karl A. Flower (KAF)

Summary Help Help

NMI
Name DOTE 4, DOTE 4-6, DOTE 6 Mining Division Nicola
BCGS Map 092H097
Status Showing NTS Map 092H15E
Latitude 049º 56' 40'' UTM 10 (NAD 83)
Longitude 120º 36' 53'' Northing 5535181
Easting 671134
Commodities Copper, Silver Deposit Types D03 : Volcanic redbed Cu
L03 : Alkalic porphyry Cu-Au
Tectonic Belt Intermontane Terrane Quesnel
Capsule Geology

The Dote 4 occurrence is 1.2 kilometres east-northeast of Aspen Grove and 2.1 kilometres north-northeast of the north end of Kidd Lake.

Regionally, the area is underlain by the Upper Triassic Nicola Group, which regionally consists of alkalic and calc-alkalic volcanics and intrusions of island arc origin, and which is the principal component of the Quesnel Terrane in southern British Columbia (Geological Survey of Canada Maps 41-1989, 1713A). The area lies in the Central belt or facies of the Nicola Group (after Preto, Bulletin 69). This belt of rocks mainly consists of subaerial and submarine, red or purple to green augite plagioclase porphyritic andesitic and basaltic flows, volcanic breccia and tuff, and minor argillites and limestone. The volcanics are intruded by bodies of comagmatic diorite to monzonite of Upper Triassic to Lower Jurassic age. The area is characterized by long-lived, primarily north-striking faults and related fracturing, which originally controlled intrusion emplacement. East-striking faults are subordinate, and commonly offset intrusive contacts.

Locally, pyrite and chalcopyrite occur in several exposures of andesite tuff of the Upper Triassic Nicola Group (Central belt, Bulletin 69). The sulphides are mostly disseminated, but also form fracture fillings. A considerable amount of epidote is associated with this mineralization.

In 1972, a selected sample from the occurrence assayed 1.10 per cent copper and 8.0 grams per tonne silver (Assessment Report 3687, Map 4).

Minor bornite and malachite occur in andesite in a trench 280 metres east-southeast of the previous mineralized zone. Chalcopyrite-bearing quartz veins are exposed in an adjacent trench, 10 metres northwest.

Work History

During 1969 through 1972, Dawood Mines Ltd. and Amax Exploration Inc. conducted programs of geological mapping, soil sampling, ground magnetic and electromagnetic surveys and 12 drill holes on the area as the Dote claims. A lone percussion drill hole, 30 metres long, was also on the occurrence during this time by Kennco Exploration (Western) Ltd.

In 1991, Northair Mines Ltd. completed a program of rock and soil sampling on the area as the Shear property. The following year, Placer Dome Inc. completed a program of geological mapping, trenching and soil sampling on the property. In 1993, Northair Mines Ltd. completed a further program of rock sampling on the property. In 1997, Christopher James Gold Corp. completed a program of geological mapping, geochemical (rock and soil) sampling and a 13.8 line-kilometre induced polarization survey on the area as the Big Kidd property.

In 2008, Christopher James Gold Corp. completed a 1113.5 line-kilometre airborne magnetic-radiometric survey on the Big Kidd property.

In 2011 and 2012, Xstrata Copper Canada Corp., on the behalf of Jiulian Resources Ltd., completed programs of prospecting, geochemical (rock and soil) sampling and a 56.8 line-kilometre induced polarization survey on the Big Kidd property. In 2018, Jiulian Resources Ltd. completed an 84.0 line-kilometre ground magnetic survey on the Big Kidd property. The following year, an 18.0 line-kilometre induced polarization survey was completed.

Bibliography
EMPR BULL 69
EMPR FIELDWORK 1974, pp. 14-16
EMPR GEM 1969-276,354; 1970-379; 1971-287; 1972-137,138
EMPR MAP 10 (1973); 15 (1974)
EMPR P 1981-2
EMPR PF (Asano, E. (1968): Dawood Mines Ltd. - Report on the Aspen Grove Property, with accompanying 1 to 6000 scale claim sheet map and 1 to 4800 scale geology map (see 092HNE004))
GSC MAP 888A; 1386A; 41-1989
GSC MEM 243
GSC OF 2167, pp. 93-98
GSC P 85-1A, pp. 349-358
CJES Vol. 16, pp. 1658-1672 (1979); Vol. 24, pp. 2521-2536 (1987)
Olien, K.O. (1957): Geology and Mineral Deposits of the Aspen Grove Area, B.C., unpublished B.Sc. thesis, University of Western Ontario
EMPR PFD 671971, 671979

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