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MINFILE Record Summary
MINFILE No  082FSW144
File Created: 24-Jul-1985 by BC Geological Survey (BCGS)
Last Edit:  07-Oct-1987 by Laura L. Coughlan (LLC)

 SUMMARY Summary Help Help

NMI
Name ALVA Mining Division Trail Creek
BCGS Map 082F011
Status Showing NTS Map 082F04W
Latitude 049º 10' 25'' UTM 11 (NAD 83)
Longitude 117º 51' 34'' Northing 5447111
Easting 437357
Commodities Tungsten Deposit Types L07 : Porphyry W
Tectonic Belt Omineca Terrane Quesnel, Plutonic Rocks
Capsule Geology

Minor disseminated scheelite occurs within coarse-grained diorite of the Middle to Late Jurassic Nelson Intrusions. Values up to 0.02 per cent tungsten were recorded. Some northeast trending faulting is observed. The rocks are fractured and host chlorite and calcite.

Bibliography
EMPR ASS RPT *8228, 11670
EMPR BULL 74; 109
EMPR EXPL 1980-61
EMPR FIELDWORK 1987, pp. 19-30; 1988, pp. 33-43; 1989, pp. 11-27; 1990, pp. 9-31
EMPR OF 1988-1; 1989-11; 1990-8; 1990-9; 1991-2; 1991-16; 1991-17
GSC MAP 175A; 1090A
GSC MEM 308
GSC OF 1195
GSC P 79-26
EMPR PFD 3210, 3211, 3212, 3213, 3215, 3216
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