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File Created: 25-May-2007 by David M. Melville (DMM)
Last Edit:  21-Jul-2020 by Karl A. Flower (KAF)

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 Deposit Types L03 : Alkalic porphyry Cu-Au
Tectonic Belt Coast Crystalline Terrane Cadwallader, Plutonic Rocks
Capsule Geology

The Mackenzie occurrence is located on a north west ridge of an un-named mountain (Peak 8597) 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 65 kilometres northeast of Pemberton.

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. The property hosts scattered, possible porphyry Cu-Au related mineralization over an area of several kilometres.

Locally, at the Mackenzie zone, 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. The area is apart of the Tillworth trend, which extends for approximately 13 kilometres.

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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 geochemical sampling and a two-hole drill program. Sampling to the west led to the discovery of the Bornite trend; sampling to the north led to the discovery of the Tillworth trend, extending approximately 13 kilometres and sampling to the north east identified the Breccia trend. Together with the original discovery these define a zone of mineralization that extends approximately 12 kilometres outwards from the contact of the Miocene Bridge River Pluton. The drill program focused on the Mackenzie trend.

Bibliography
EMPR ASS RPT *28331, 28916, 29782, 30615, 31394, 31882, 33174, 33341
GSC OF 482
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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