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File Created: 24-Jul-1985 by BC Geological Survey (BCGS)
Last Edit:  11-Feb-2021 by George Owsiacki (GO)

Summary Help Help

NMI 104I3 Cu5
Name PAT Mining Division Liard
BCGS Map 104I013
Status Showing NTS Map 104I03W
Latitude 058º 11' 31'' UTM 09 (NAD 83)
Longitude 129º 29' 43'' Northing 6450187
Easting 470882
Commodities Copper, Molybdenum Deposit Types L04 : Porphyry Cu +/- Mo +/- Au
Tectonic Belt Intermontane Terrane Plutonic Rocks, Stikine
Capsule Geology

The Pat occurrence is located about 44 kilometres southeast of Dease Lake.

Chalcopyrite and molybdenite have been reported at several locations. The showings occur in an area intruded by the Late Triassic Cake Hill pluton which consists of hornblende quartz monzodiorite, granodiorite, weakly to moderately foliated monzodiorite (and metamorphosed equivalents) and rare hornblende diorite.

Mineralization occurs within intrusive rocks as disseminations in scattered altered zones and as massive siliceous veins. Roof pendants of metamorphic rock occurring on the ridges also have associated veins and disseminations. A few small pockets of disseminated molybdenite have been observed. Massive to nearly massive chalcopyrite and pyrite occur with quartz in angular float.

In 1972, the Pat claims were prospected by owner L. Elliot and 113 soil samples were collected. Tormex Resources Limited held title to the land in 1977 (MAC, MKS, RMK, Brad, Horn and Jim claims) conducting over 7 kilometres of induced polarization survey, 6.6 kilometres of magnetometer survey and an unspecified amount of seismic work; they also collected 235 soil samples.

In 2011, a British Columbia Geological Survey bedrock mapping crew conducted a survey in the area of the Pat showing. They examined the showing and collected one rock sample for assay from an outcrop where mineralization was characterized by 1 to 10 millimetre pyrite plus/minus copper sulphide veins with silicified haloes. The sample from this location yielded 0.3 per cent copper and slightly elevated gold and silver (sample 11BVA13-74, Table 2; Fieldwork 2011, pages 112, 115). The Fieldwork 2011 authors reported that veins are hosted by biotite-hornblende quartz monzonite and quartz monzodiorite, most likely related to the Cake Hill pluton. Biotite quartz monzonite and quartz monzodiorite, interpreted as the central felsic phase of the Three Sisters Plutonic Suite, are exposed 100 metres to the northeast of the Pat mineral occurrence (Figure 3c; Fieldwork 2011, page 102).

In 2012, Quartz Mountain Resources Ltd., on the Galaxie property, conducted systematic soil and induced polarization surveys over eight high-priority grids and two target areas identified by the 2011 stream sediment and soil geochemical results. This work included an induced polarization survey over almost the entirety of title 512878 and the southeastern third of title 604847.

Bibliography
EMPR ASS RPT *3963, *6323
EMPR FIELDWORK *2011, pp. 99-120
EMPR GEM 1972-537; 1977-E232
EMPR OF 1996-11
GSC BULL 504
GSC MAP 9-1957; 29-1962; 1418A; 1712A
GSC OF 610; 2262; 2779
GSC P 78-1A, pp. 25-27
Bowen, B.K. (2012-07-30): Technical Report on the Galaxie Project
Bowen, B.K. (2013-04-30): Technical Report on the Galaxie Project

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