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File Created: 24-Jan-2014 by Karl A. Flower (KAF)
Last Edit:  09-Jun-2022 by Karl A. Flower (KAF)

Summary Help Help

NMI
Name CBL, CBL B, B ZONE, CBL 1-10 Mining Division Nanaimo
BCGS Map 092L036
Status Showing NTS Map 092L07W
Latitude 050º 22' 12'' UTM 09 (NAD 83)
Longitude 126º 53' 02'' Northing 5581911
Easting 650482
Commodities Copper, Silver Deposit Types K : SKARN
Tectonic Belt Insular Terrane Wrangell
Capsule Geology

The CBL (B zone) occurrence is located on the northeast side of Storey Creek, at an elevation of approximately 860 metres.

The area is underlain by north striking carbonates and calcareous sediments of the Quatsino and Parson Bay formations overlying Karmutsen Formation tholeiitic basalts, all of the Upper Triassic Vancouver Group. Lower Jurassic Bonanza Group andesitic to rhyodacitic lava, tuff, breccia and minor sediments are coeval with, or genetically related to, granodiorite of the Nimpkish batholith of the Jurassic Island Plutonic Suite. Strong, regional north to northwest trending faults, often defining intrusive and lithological contacts, traverse the area.

Locally, a zone, 10 metres in width, of recrystallized limestone and skarn with magnetite, chalcopyrite, sphalerite, pyrite, pyrrhotite and malachite is exposed near a major intrusive contact. In 1995, a lone grab sample assayed 1.38 per cent copper and 36.4 grams per tonne silver (Assessment Report 24207).

Work History

During 1989 through 2006, J.W. Laird completed programs of rock sampling and geological mapping on the area as the Nimpkish and CBL 1-10 claims. In 2019, Ridgeline Exploration Services completed a 454.3 line-kilometre airborne magnetic survey on the area as the Nimpkish (Wolf) property.

Bibliography
EMPR ASS RPT 20092, *24207, 24698, 25237, 25718, 28274, 38911
GSC ANN RPT 1886
GSC BULL 172; 242
GSC MAP *4-1974; 1029A
GSC MEM 272
GSC OF 9; 170; 463
GSC P 38-2; 38-3; 71-36; 72-44; *74-8
GSC SUM RPT 1929A; *1931A, p. 33A
CJES 18, p. 1; 20, p. 1 (Jan. 1983)
Carson, D.J.T., (1968): Metallogenic Study of Vancouver Island with emphasis on the Relationship of Plutonic Rocks to Mineral Deposits, Ph.D. Thesis, Carleton University, Ottawa
Sangster, D.F., (1964): The Contact Metasomatic Magnetite Deposits of Southwestern British Columbia, Ph.D. Thesis, University of British Columbia
Koffyberg, A. (2020-03-04): Technical Report on the Nimpkish Property, Nanaimo Mining Division, British Columbia, Canada
Koffyberg, A. (2020-04-27): Technical Report on the Nimpkish Property, Nanaimo Mining Division, British Columbia, Canada
EMPR PFD 881720

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