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File Created: 25-May-2007 by David M. Melville (DMM)
Last Edit:  03-Jan-2025 by Del Ferguson (DF)

Summary Help Help

NMI
Name MACKENZIE, SLIM CREEK, SC 7-9, CASPAR 1-6, TILLWORTH Mining Division Lillooet
BCGS Map 092J084
Status Showing NTS Map 092J14E
Latitude 050º 53' 12'' UTM 10 (NAD 83)
Longitude 123º 12' 00'' Northing 5637241
Easting 485932
Commodities Copper, Silver, Gold, Molybdenum Deposit Types L03 : Alkalic porphyry Cu-Au
L04 : Porphyry Cu +/- Mo +/- Au
Tectonic Belt Coast Crystalline Terrane Cadwallader, Plutonic Rocks
Capsule Geology

The MACKENZIE occurrence is located on a northwest ridge of Tillworth Mountain in the Dickson Range, at an elevation of approximately 2400 metres. The occurrence is south of Slim Creek and north of the Bridge River, approximately 26 kilometres west of the village of Gold Bridge.

The MacKenzie property is underlain by biotite-hornblende-quartz-diorite of the Hurley River Pluton, which is assigned to the Late Cretaceous Scuzzy Plutonic Suite of the Coast Batholith, near the western edge of the quartz monzonite Miocene-age Bridge River Pluton.

The property hosts scattered, potential porphyry Cu-Au related mineralization along at least three greater than 7-kilometre long northwest structural trends over an area of 15 kilometres. From west to east, the trends are referred to as the Bornite Trend, Tillworth Trend and Breccia Trend. The MacKenzie occurrence is within the centrally located Tillworth Trend.

Locally, at the MacKenzie showing, malachite and chalcopyrite mineralization occur in a fracture system ranging in thickness from 0.3 to 9.0 metres and for a length of approximately 100 metres. The structure strikes 42 degrees with a 15 degree dip. The mineralization is associated with fine-grained granodiorite dikes and patchy vein-related potassic (potassium feldspar) alteration. Disseminated chalcopyrite, bornite and molybdenite mineralization is also present in the potassically-altered plutonic rocks.

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In 2003 and 2005, five rock samples assayed (Assessment Report 28331):

Sample Type Length Copper Silver Gold

(m) (%) (g/t) (g/t)

SC 7 chip 3.0 0.250 4.8 0.118

SC 8 chip 1.0 1.350 5.6 0.046

SC 9 chip 0.5 0.567 1.5 N/A

SC 16 grab N/A 4.430 37.0 N/A

SC 16A grab N/A 4.930 34.2 N/A

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The MacKenzie showing was discovered in 2003 by Dr. Kenneth MacKenzie and staked in 2005 as the Caspar 1 to 6 claims. Dr. MacKenzie and Rick Price conducted small exploration programs on the MacKenzie property every year during 2003 through 2009.

In 2010, Miocene Metals Inc. optioned the property and completed 1227 line-kilometres of combined airborne magnetic and gamma ray spectrometer surveys over area. The following year, a minor rock sampling program was completed. In 2012, Miocene Metals Inc. expanded the MacKenzie property from 36.3 square kilometres to 299.03 square kilometres, and followed the expansion with a program of prospecting and geochemical sampling and a two-hole drill program (505 metres) at the MacKenzie showing. Drill hole MMK-001 intersected 0.24 per cent copper over 0.2 metres and hole MMK-002 intersected 4.47 per cent copper, 0.06 gram per tonne gold and 0.06 per cent molybdenum over 0.36 metres (Assessment Report 33341). Miocene's exploration focus in 2013 was on the Bornite Trend.

From 2015 through 2018 Carube Copper Corp's exploration efforts of mapping, geochemical sampling and an airborne magnetic and radiometric survey focused on the Bornite Trend and then in 2019 focus was on areas within the Bornite Trend and also areas of the Breccia Trend. The Breccia Trend was again the focus in 2022 under the newly named Mount Olympus property, operated by PrometheX Ltd.

Bibliography
GSC BULL 481, pp. 3-25
GSC OF 482, 3276
GAC-MDD SP PUB No. 5, pp. 223-243
CIMM SP VOL 46, pp. 40-57
PR REL Miocene Metals Inc., Dec. 9, 2011; Sept. 13, 2012
McDonough, B. (2010-12-31): Technical Report on the Cu-Au-Mo Properties
McDonough, B. (2011-04-02): Technical Report on the Cu-Au-Mo Properties

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