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File Created: 24-Jul-1985 by BC Geological Survey (BCGS)
Last Edit:  01-Apr-2019 by Karl A. Flower (KAF)

Summary Help Help

NMI
Name NED, GG, LED, GIL, GM, GREENSTONE MOUNTAIN Mining Division Kamloops
BCGS Map 092I067
Status Showing NTS Map 092I10E
Latitude 050º 36' 44'' UTM 10 (NAD 83)
Longitude 120º 38' 05'' Northing 5609374
Easting 667341
Commodities Copper Deposit Types L04 : Porphyry Cu +/- Mo +/- Au
Tectonic Belt Intermontane Terrane Quesnel
Capsule Geology

The Ned occurrence is located on the north east side of Greenstone Mountain, approximately 4 kilometres northeast of Dominic Lake.

The area is underlain by volcanic rocks of the Upper Triassic Nicola Group. The strata are intruded by several granitic plugs related to the late Triassic–early Jurassic Guichon Creek Batholith. The volcanic rocks consist of massive, porphyritic andesite flows. These rocks are relatively fresh, dark grey-green in colour with euhedral pyroxene crystals up to 1 centimetre long. Locally, tuffaceous sediments and agglomerates predominate. The granitic plugs vary from quartz monzonite to granodiorite. Several feldspar porphyry dikes also cut the Nicola volcanics.

Locally, highly brecciated and altered andesitic volcanics occur near the peak of Greenstone Mountain and extend to the north and east for several hundred metres. These breccias are cemented with quartz and calcite and host 2 to 5 per cent disseminated pyrite throughout. Coarse blebs of pyrite and some chalcopyrite are associated with the quartz and calcite. The andesite fragments are often chloritized and epidotized. The zone is associated with a 900 by 450 metre copper geochemical soil anomaly, which occurs just to the northeast of the summit of Greenstone Mountain (Assessment Report 4155).

In 1969, Nicanex Mines staked the Ned group and conducted a soil survey on greater than 17 kilometres of grid lines. This resulted in the discovery of the soil geochemical anomaly associated with the mineralized area. In 1973 and 1974, Moneta Porcupine Mines Ltd. carried out a limited program of geological mapping and soil sampling on their claims, including the GG and Led, which were in the vicinity of the Ned occurrence. In 1977, the property was held in by Barrier Reef Resources Ltd. as the Gil claims, and a short access road was constructed. In 1978 and 1979, Barrier Reef collected a total of 399 soil samples. In 1980, the company conducted a 10.9- kilometre induced polarization survey. In 1990 and 1991, C.R.C. Explorations Limited took 383 soil samples over 19.2 kilometres of grid on the GM claims. In 1994 and 1995, C.R.C. Explorations continued work on the claims and conducted geological mapping, collected 349 soil and 30 rock samples, and established 11.1 kilometres of grid. In 2006, a photo-geological review was completed. In 2008, Dore Mining completed a 52.4 line-kilometre induced polarization and magnetometer survey on the area.

During 2013 through 2015, Tower Resources completed programs of rock sampling, geological mapping and airborne and ground geophysical surveys on the area as the Rabbit North property.

Bibliography
EMPR EXPL 1978-E169; 1979-177
EMPR GEM 1969-238; 1973-200
EMPR PF (Newconex Canadian Exploration Ltd. (1971-08-01): Stream Sediment and Soil Sampling Map - Greenstone Mountain Area - Webber Project)
GSC MAP 886A; 887A; 9-1963; 1394A; 42-1989
GSC MEM 249
GSC OF 165; 980; 2490
GSC P 44-20; 82-1A, pp. 293-297; 85-1A, pp. 349-358
EMPR PFD 860885, 680660

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