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File Created: 09-May-1990 by Dorthe E. Jakobsen (DEJ)
Last Edit:  04-Apr-2022 by Karl A. Flower (KAF)

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NMI
Name PEAK LAKE, EMMA 2, EMMA Mining Division Alberni, Nanaimo, Victoria
BCGS Map 092F018
Status Showing NTS Map 092F02E
Latitude 049º 09' 16'' UTM 10 (NAD 83)
Longitude 124º 33' 50'' Northing 5445802
Easting 385969
Commodities Gold, Silver, Copper, Zinc, Molybdenum, Lead Deposit Types I06 : Cu+/-Ag quartz veins
Tectonic Belt Insular Terrane Wrangell
Capsule Geology

The Peak Lake showing is located 700 metres southeast of Peak Lake on the Emma 2 claim.

The area is underlain by rocks of the Paleozoic Sicker Group comprising deformed breccia, tuff, argillite, greenstone, greenschist, narrow dykes of andesite porphyry, and argillaceous and calcareous sedimentary rocks. There are numerous faults and shear zones in the area suggesting a north-northeast fault through the Peak Lake area. A number of quartz veins and carbonatized zones are present.

The Peak Lake zone is characterized by widespread pyrite and pyrrhotite mineralization in Devonian Nitinat Formation volcaniclastic rocks. Pyritic dacite has intruded the volcaniclastic rocks and is the likely source of mineralization. Alteration varies from quartz-epidote flooding for up to 500 metres distal to the Peak Lake fault to pervasive carbonatization proximal to the fault with abundant quartz veins, up to 25 centimetres wide, throughout. The veins locally contain sphalerite, chalcopyrite and molybdenite in addition to pyrite. Gold concentration appears to increase with sphalerite content and with proximity to the strong north trending Peak Lake fault which cuts the zone. The zone is up to 600 metres wide, extends south of Peak Lake and is open to the south.

In 1987, drilling to testing the downdip extension of the surface mineralized vein yielded intercepts included 17.8 grams per tonne gold, 316.0 grams per tonne silver, 0.263 per cent copper, 0.96 per cent zinc and 0.27 per cent lead over 0.07 metre in hole EM87-6 and 2.80 grams per tonne gold with 34.0 grams per tonne silver over 0.20 metre in hole EM87-7, whereas drilling of a nearby gold-in-soil anomaly yielded intercepts of 0.292, 0.044, 0.090 and 0.240 gram per tonne gold, 10.3, 38.0, 58.3 and 53.7 grams per tonne silver, 0.850, 1.315, 0.429 and 0.570 per cent copper with 0.60, 0.06, 4.37 and 9.20 per cent zinc over 0.12, 0.12, 0.21 and 0.15 metre, respectively, in hole EM87-12 (D.G. MacIntyre & Associates Ltd. [2020-10-09]: Technical Report: Peak Mineral Property, Vancouver Island, British Columbia, Canada).

In 2016, a rock sample (RAR1561) is reported to have yielded 0.238 gram per tonne gold (D.G. MacIntyre & Associates Ltd. [2020-10-09]: Technical Report: Peak Mineral Property, Vancouver Island, British Columbia, Canada).

Work History

During 1983 through 1989, Au Resources Ltd. completed programs of prospecting, geochemical sampling, geological mapping, trenching, an induced polarization survey and twelve diamond drill holes, totalling 1511.8 metres, on the Emma claims.

In 2016, Karmamount Mineral Exploration Inc. completed a program of prospecting and rock sampling on the area.

In 2020, Corcel Explorations Inc. completed an 811.3 line-kilometre airborne magnetic survey on the area as the Peak property.

Bibliography
EM EXPL 2002-29-40
EMPR ASS RPT 12070, 13875, 16799, *17207, 19471, 39233
EMPR BULL 37
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
GCNL #115, 1984; #59, #189, 1985; #164, 1988
V STOCKWATCH June 17, Aug. 26, Oct. 7, 1987
*D.G. MacIntyre & Associates Ltd. (2020-10-09): Technical Report: Peak Mineral Property, Vancouver Island, British Columbia, Canada
EMPR PFD 826368, 680150

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