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File Created: 11-Apr-1988 by Larry Jones (LDJ)
Last Edit:  24-May-2013 by Karl A. Flower (KAF)

Summary Help Help

NMI
Name MOUNT OLSEN Mining Division Alberni
BCGS Map 092F007
Status Showing NTS Map 092F02E
Latitude 049º 01' 19'' UTM 10 (NAD 83)
Longitude 124º 38' 35'' Northing 5431196
Easting 379878
Commodities Copper, Silver Deposit Types L04 : Porphyry Cu +/- Mo +/- Au
Tectonic Belt Insular Terrane Wrangell
Capsule Geology

The Mount Olsen showing is located southwest of Mount Olsen, near Logan Peak, about 24 kilometres southeast of Port Alberni.

Tholeiitic basalts of the Upper Triassic Karmutsen Formation (Vancouver Group) are intruded by diorite to quartz diorite and minor feldspar porphyry of the Early to Middle Jurassic Island Intrusions. A northeast trending joint or fracture system cuts all rock types.

Pyrite, chalcopyrite and malachite are hosted by brecciated volcanics and quartz stockwork. The occurrence lies in one of the northeast trending fracture systems.

A grab sample assayed 1.32 per cent copper and 40 grams per tonne silver (Assessment Report 13723).

Between 2006 and 2008, the area immediately north was prospected by D.J. McLelland as the Les claim. In 2007 and 2008, Auracle Geospatial Science Inc. completed geophysical programs of spectral analysis and gamma ray surveys. In 2008, a spectral analysis program was completed on the area as the Crystal 1 and 2 claims.

Bibliography
EMPR ASS RPT *13723, *13857, 30068
EMPR BULL 37
EMPR EXPL 1985-137,138
EMPR FIELDWORK 1988 pp. 61-74
EMPR OF 1987-2; 1988-24; *1989-6
GSC MAP 17-1968; 49-1963
GSC OF 463; 1272
GSC P 68-50; 79-30
CIM BULL Vol. 83 No. 935, March 1990 pp. 125-135
GCNL #84,#97,Dec.10, 1986

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