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File Created: 05-Aug-1994 by George Owsiacki (GO)
Last Edit:  24-Jun-2013 by George Owsiacki (GO)

Summary Help Help

NMI
Name HOP Mining Division Liard
BCGS Map 104J088
Status Showing NTS Map 104J15E
Latitude 058º 48' 30'' UTM 09 (NAD 83)
Longitude 130º 31' 06'' Northing 6519704
Easting 412289
Commodities Gold, Copper Deposit Types I05 : Polymetallic veins Ag-Pb-Zn+/-Au
Tectonic Belt Intermontane Terrane Cache Creek
Capsule Geology

The Hop occurrence is located near the headwaters of Rose Creek, a tributary to Thibert Creek, about 52 kilometres northwest of the community of Dease Lake.

The showing is near the contact of the Mississippian-Triassic Kedahda Formation (Cache Creek Complex) and Permian French Range Formation (Cache Creek Complex). Volcanic rocks (French Range Formation) comprise fine-grained andesite and crystal lithic andesitic tuff. Sedimentary rocks (Kedahda Formation) consist of fine to coarse-grained limestone, chert, mudstone, phyllite and carbonaceous shale. Considerable folding and fracturing is evident throughout the area.

Alteration minerals observed in increasing abundance are potassium feldspar, epidote, chlorite, calcite and quartz. Silicification is widespread throughout an argillaceous mudstone and/or phyllite while the remaining alteration minerals are in the volcanic rocks. Locally, manganese staining is present.

Sulphide mineralization comprising pyrite and chalcopyrite appears to be confined to quartz veining or within silicified zones within the sediments. A grab sample from a trench exposing a pyritic quartz vein yielded 10.5 grams per tonne gold (Assessment Report 19473).

In 1989, a program of linecutting, trenching, geological mapping, rock sampling and prospecting was conducted on behalf of Big I Developments Ltd. In 1999, rock sampling, silt sampling and prospecting was carried out by G. Diakow on the Vowel claims. In 2003, the Frying Pan claims now cover the original Hop showing and J. Hope and B. Molak conducted prospecting and took 25 rock samples.

Bibliography
EMPR ASS RPT 18225, *19473, 26182, 27262
EMPR PF (104J General File - Claim map 73M, Dec. 1970; McLeod, J.W. (1987): Geological and Geochemical Reconnaissance Report on the Hop Mineral Claims)
EMPR OF 1996-11
GSC BULL 504
GSC MAP 9-1957; 21-1962; 1418A; 1712A; 1713A
GSC SUM RPT 1925, Part A, pp. 33A-99A
GSC P 68-48
GSC OF 707; 2779
Placer Dome File
EMPR PFD 19880, 19881

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