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File Created: 24-Jul-1985 by BC Geological Survey (BCGS)
Last Edit:  04-Apr-2022 by Karl A. Flower (KAF)

Summary Help Help

NMI 082F6 Au12
Name DAYLIGHT-BERLIN, DAYLIGHT (L.907), BERLIN (L.3251) Mining Division Nelson
BCGS Map 082F044
Status Past Producer NTS Map 082F06W
Latitude 049º 25' 30'' UTM 11 (NAD 83)
Longitude 117º 17' 44'' Northing 5474745
Easting 478567
Commodities Gold, Silver, Lead, Zinc, Copper Deposit Types
Tectonic Belt Omineca Terrane Quesnel
Capsule Geology

The Daylight-Berlin showing is located 14.4 kilometres south of Nelson, just northeast of the Silver King mine (082FSW176). The claims were explored by shafts, adits and several pits or trenches at the turn of century. Production commenced in 1937, when the old workings were rehabilitated, and continued intermittently until 1949.

The area is underlain by sheared and highly schistose augite basalt flows, breccia flows and subvolcanic intrusions of the Lower Jurassic Elise Formation (unit Je1 and Je4), Rossland Group (Open File 1989-11). These have been intruded by plagioclase porphyry of the Late (?) to Middle Jurassic Silver King Porphyry. Shearing (Silver King shear) and metamorphism is prevalent in the area. Regionally, schists are host to northwest trending shears, parallel to foliation, which host quartz veins with sulphides.

Sericite schist and foliated greenstone host a number of quartz-carbonate veins and lenses which contain chlorite, sericite, epidote and a few needles of tourmaline. These generally follow the foliation which is roughly parallel to the orientation of the schists, striking 305 degrees and dipping 45 to 55 degrees south. Small masses of chalcopyrite, pyrite, and/or tetrahedrite are commonly found in quartz or intensely silicified schists. Shearing, in zones up to 0.91 metre wide, strikes 340 degrees, dips 45 degrees west and hosts small lenses of rusty quartz carbonate material. Veins are 0.10 to 0.25 metre wide.

Ore material consisted of either quartz vein material or highly silicified schists with finely disseminated pyrite and chalcopyrite. Traces of tetrahedrite and pyrrhotite are recorded. Microscopic studies showed that some of the pyrite contains minute inclusions of pyrrhotite and the gold was observed in the form of grains and stringers in gangue near pyrite and at the contact of pyrite with gangue.

Production is recorded as totalling 327 tonnes with a grade of 27 grams per tonne gold and 15 grams per tonne silver. Also recovered were, 70 kilograms of lead and 68 kilograms of zinc.

Work History

In 2001 and 2002, Apex completed programs of soil sampling and rock sampling on the area. Four samples from the Daylight-Berlin occurrence yielded from 0.9 to 10.94 grams per tonne gold (Moose Mountain Technical Services [2021-07-19]: NI 43-101 Resource Estimate for the Kena and Daylight Properties).

In 2017, Prize Mining completed a program of geological mapping, prospecting, geochemical (rock and soil) sampling, a ground magnetic survey, 1180 metres of trenching, environmental (water) sampling and 18 diamond drill holes, totalling 2694.77 metres, on the area as the Daylight property. Diamond drilling on the Daylight occurrence yielded intercepts including 0.58 gram per tonne gold over 17.57 metres in hole DL17002 and 2.76 grams per tonne gold over 5.00 metres in hole DL17016 (Moose Mountain Technical Services [2021-07-19]: NI 43-101 Resource Estimate for the Kena and Daylight Properties).

Bibliography
EMPR AR 1895-685; 1896-558; 1899-842; *1937-A48,E28; 1938-A36,E3; 1939-38,80; 1941-26,64; 1946-35,139; 1949-164
EMPR ASS RPT 4701, 12611, 14586, 32818, 35660, 37536, 39100, 39883
EMPR BC METAL MM00983
EMPR BULL 41; 109
EMPR EXPL 1980-65
EMPR FIELDWORK 1980, pp. 149-158; 1981, pp. 28-32, pp. 176-186; 1987, pp. 19-30; 1988, pp. 33-43; 1989, pp. 247-249; 1990, pp. 291-300
EMPR MAP 7685G; RGS 1977; 8480G
EMPR OF 1988-1; *1989-11; 1991-16
GSC MAP *52-13A; 1090A; 1091A
GSC MEM 308, p. 173
GSC OF 1195
GSC P 52-13
GCNL #64,#167, 1983
Andrew, K.P.E. and Hoy, T. (1990): Structural Models for Precious Metal Deposits in Jurassic Arc Volcanic rocks of the Rossland Group, southeastern B.C.; abstract with program, G.A.C. - M.A.C. Annual Meeting, Vancouver, B.C., p. A3
Hoy, T. and Andrew, K.P.E. (1988): Geology, geochemistry and mineral deposits of the Lower Jurassic Rossland Group, southeastern British Columbia; abstract in Twelfth District 6 Meeting, Canadian Institute of Mining and Metallurgy, Fernie, B.C., pp. 11-12
*Moose Mountain Technical Services (2021-07-19): NI 43-101 Resource Estimate for the Kena and Daylight Properties

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