Survey Metadata

Stream sediment



Stream sediment sampling survey, NTS 25D/7, 8, 9, 10, 15, 16, 25C/4, 25D/1, Lac Roberts and Lac des Chefs area, QC, 1966-1967.

Location map

(requires an Internet connection)

Survey Description

Between 1966 and 1967, a stream sediment sampling survey was conducted in the Lac Roberts and Lac des Chefs area, Quebec.  The area covers 2500 km 2. A total of 408 samples were collected at an average density of 1 sample per 6.1 km 2 and analysed for:


Element Dissolution Technique
Cu, Pb, Zn


visual colorimetry
Ni pyrosulphate fusion, HCl visual colorimetry


visual colorimetry


The data are published in geological report RG-171, Department of Natural Resources, 1976.

Publication History

Index Publication
1 Hardy, R. (1976). Région des lacs Roberts et des Chefs, Québec. Ministère des Richesses naturelles, rapport géologique RG-171. ( more)

Project History

Index Year Project
1 1964-1970 Soil and stream sediment sampling survey, Nord-du-Québec region, 1964-1970. ( more)

Geographic Extent

Minimum Latitude Maximum Latitude Minimum Longitude Maximum Longitude
60° 60.58° -70.635° -69.77°

The geographic extent of the survey is defined by the following polygons:

  • Covers NTS 25D/7 (Mcgill Lake), /8 (Roberts Lake), /9 (Lac Tasiruluk), /10 (Lac Nagvaraaluk), /15 (Lac Latourette), /16 (Lac Brochin), 25C/4 (Kyak Bay), and 25D/1 (Kangirsuk). The Lac Roberts area is located at about 160 miles northwest of Fort-Chimo, Nouveau-Québec Territory. It is bounded by latitudes 60°15' and 60°35' and longitudes 70° and 70°38'30".

  • Covers NTS 25C/4 (Kyak Bay) and 25D/1 (Kangirsuk). The Lac des Chefs area is located in Nouveau-Québec Territory and Duplessis county. It is bounded by latitudes 60° and 60°15' and longitudes 69°46' and 70°24'.


Date modified: