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MINFILE Record Summary
MINFILE No  092HSW090
File Created: 24-Jul-1985 by BC Geological Survey (BCGS)
Last Edit:  10-Jan-1995 by Garry J. Payie (GJP)

 SUMMARY Summary Help Help

NMI
Name MOUNT THURSTON Mining Division New Westminster
BCGS Map 092H002
Status Past Producer NTS Map 092H04W
Latitude 049º 05' 57'' UTM 10 (NAD 83)
Longitude 121º 46' 56'' Northing 5439194
Easting 588893
Commodities Andesite, Building Stone, Dimension Stone Deposit Types R05 : Dimension stone - andesite
Tectonic Belt Coast Crystalline Terrane Chilliwack
Capsule Geology

Rock was apparently quarried from the Mount Thurston area, possibly in the early 1960s. The rock is described as pale green, quartz phenocryst-bearing crystal tuff ("birds-eye rock") from the uppermost unit of the Devonian to Permian Chilliwack Group.

Bibliography
GSC MAP 737A; 1069A; 12-1969; 41-1989
GSC P 69-47
Monger, J.W.H. (1966): The Stratigraphy and Structure of the type area of the Chilliwack Group, Southwestern, British Columbia; University of British Columbia, unpublished Ph.D. thesis.
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