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File Created: 23-Oct-2012 by Karl A. Flower (KAF)
Last Edit:  24-Oct-2012 by Karl A. Flower (KAF)

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NMI
Name FORTUNE, FOX Mining Division Cariboo
BCGS Map 093A008
Status Showing NTS Map 093A01W
Latitude 052º 04' 16'' UTM 10 (NAD 83)
Longitude 120º 25' 48'' Northing 5772064
Easting 676138
Commodities Nickel, Chromium, Magnesium Deposit Types
Tectonic Belt Intermontane Terrane Kootenay
Capsule Geology

The Fortune occurrence is located near the summit of the ridge separating Spanish and Deception creeks, approximately 9 kilometres southeast of Deception Mountain.

The area is underlain by a klippe of ophiolitic ultramafic and mafic rocks called the Black Riders Complex, part of the Slide Mountain terrane. The lower portion of the unit lies in contact with Snowshoe Group, and comprises pale green and tan weathering serpentinite schist that appears approximately 25 to 500 metres in apparent thickness with the widest exposure along the northern side of the complex. Dunite or pyroxenite occurs near the contact with schists.

Locally, serpentinite occurs in contact with amphibolite that contains local magnetite-rich zones or layers up to several tens of centimetres in thickness near the contact. The contact between the serpentinite and amphibolite dips approximately 45 to 60 degrees to the south along the northern contact and around 52 degrees east along the western contact. Quartz veins, from approximately 1 to 30 centimetres in thickness, occur and cuts the Snowshoe Formation schist and the Black Riders Complex, and locally contain pyrrhotite, pyrite, trace chalcopyrite, and sphalerite. Trace pyrrhotite, pyrite, and chalcopyrite occur in fractures and shears within the amphibolite unit.

The property was first explored by D. Ridley on horseback in 1986, and returned anomalies of nickel, chrome in silts, and float and outcrop containing appreciable nickel and chromium and gold in rocks. In 2006, the Fortune claims were optioned by Happy Creek Minerals as a part of the Fox property. Rock samples returned 0.185 per cent nickel, 0.167 per cent chrome, and 21.0 per cent magnesium over a 300 metre grab sample of representative serpentinite material. Locally, magnetite-rich material near the upper contact of the serpentinite returned up to 3.0 per cent chromium and 0.233 per cent nickel (Assessment Report 28982).

Bibliography
EMPR ASS RPT 21013, *28982

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