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File Created: 28-May-2016 by Karl A. Flower (KAF)
Last Edit:  23-Mar-2026 by Del Ferguson (DF)

Summary Help Help

NMI
Name BD 1-2, JACOBIE, JC 1 Mining Division Cariboo
BCGS Map 093A052
Status Showing NTS Map 093A12E
Latitude 052º 32' 38'' UTM 10 (NAD 83)
Longitude 121º 43' 26'' Northing 5822299
Easting 586538
Commodities Copper, Silver Deposit Types D03 : Volcanic redbed Cu
Tectonic Belt Intermontane Terrane Quesnel
Capsule Geology

The BD 1-2 occurrence is centred in between Jacobie Lake and Trio Lake, 5 kilometres west of Mount Polley mine and 13.5 kilometres southwest of the village of Likely.

The geology of the region consists of Upper Triassic to Lower Jurassic sedimentary and volcanic rocks of the Nicola Group, which are cut by northeast-striking normal faults. The stratigraphy of the lower part of the Nicola Group comprises Upper Triassic sedimentary rocks overlain by green and grey basaltic breccia, in turn overlain by maroon basalt. In this area the uppermost Upper Triassic unit is red sandstone which overlies maroon basalt.

The maroon basaltic unit was, in part, deposited subaerially and consists of vesicular flow breccias with amygdules of calcite and zeolite. In places chalcocite, covellite, cuprite, malachite, azurite, chrysocolla and native copper also occur as disseminated, fracture fillings and in amygdules. Quartz-carbonate-ankerite alteration zones associated with northeast-striking faults also contain minor amounts of copper mineralization.

In 1990, a select grab sample (BD 2A) assayed 0.615 per cent copper and 3.1 grams per tonne silver; while another select grab sample (BD 1), taken approximately 100 metres to the southeast, assayed 0.369 per cent copper and 25.1 grams per tonne silver (Assessment Report 20792).

In 1966, Chataway Explorations completed a soil sampling program on the area. In 1972, Sunshine Valley Minerals completed a program of geological mapping and rock sampling on the area as the B claims. In 1984, Hennessy Resource Corp. completed a program of rock and soil sampling and geological mapping on the area as the Jacobe 2 claim. In 1990, Pamicon Developments prospected and conducted rock sampling in the area as the JC 1 and 2 claims. In 1997, Navarre Resources completed a 17.5 line- kilometre ground electromagnetic (BEEP) survey and an 11.6 line-kilometre ground magnetic survey. In 1999, a program of rock sampling, trenching, geological mapping and a 5.6 line-kilometre ground magnetic survey were completed on the area as the J 1-4 claims. In 2001, Phelps Dodge Corporation of Canada completed a program of geological mapping and rock and soil sampling on the area as the Morehead 1-3 claims.

In 2011, Eagle Peak Resources completed a program of geological mapping and rock and soil sampling followed by 600.1 metres of NQ diamond drilling in 3 holes in 2013. All holes cored layered units of massive grey and maroon basalt of the Nicola Group and thin bedded redbed sandstones and mudstones. Clay and brown carbonate alteration was common. No mineralization was noted during the drilling program (Assessment Report 34223).

In 2017 and 2018 Jedway Enterprises Ltd. conducted programs of geological mapping, air photo and geophysical interpretation on the area. Results indicated that Jurassic redbed copper mineralization which formed in Nicola Group Triassic volcanic rocks is cut by herringbone faults related to Cretaceous magnetism and hydrothermal mineralization and later the intersections of the herringbone faults were copper mineralized during hydrothermal activity in the Eocene.

The area surrounding Jacobie Lake was tenured to Eagle Plains Resources Ltd. who ran programs of geological mapping and till and rock sampling during 2022 through 2024. Rock samples returned values up to 0.145 per cent copper and 0.087 gram per tonne gold (Assessment Report 42845).

Bibliography
EMPR BULL 97
EMPR EXPL 1984-284
EMPR FIELDWORK 1987, pp. 147-153
EMPR GEM 1973-293
EMPR MAP 20
EMPR OF 1987-9; 1989-14, 20; 1990-31
EMPR P 1990-3
EMPR PFD 908049
GSC MAP 12-1959; 1424A; 1538G
GSC OF 574; 844; 922
GEOSCIENCE BC RPT 2011-17; 2016-10
CJES Vol. 25, pp. 1608-1617

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