Survey Metadata

Lake sediment



Lake sediment sampling survey, Grande-Rivière-Lac Sakami area, Nord-du-Québec region, 1974.

Location map

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Survey Description

In 1974, a lake sediment sampling survey was conducted by the Société de Développement de la Baie James, in the Grand-Rivière-Lac Sakami area.  The area covers approximately 51,800 km2.  With helicopter support, a total of 10,021 samples were collected at an average density of 1 sample per 5.2 km2.

Samples were analyzed for:


Element Dissolution Technique
Cu, Pb, Zn, Ni, Co, Fe, Mn, Mo, Ag


atomic absorption (AAS)


As   colorimetry

The data are published in Open File GM 34045, Department of Natural Resources, 1978.  Raw data are published in Open File GM 34047.

Publication History

Index Publication
1 Gleeson, C.F. (1978). Cartes géochimiques du GM 34045. Ministère des Richesses naturelles, Dossier d’exploration minière GM 34047. (more)
2 Gleeson, C.F. (1978). Geochemical report on a lake sediment survey of La Grande Rivière- Sakami Lake area, Quebec. Department of Natural Resources, Mining Exploration File GM 34045. (more)

Project History

Index Year Project
1 1973-1978 Geochemical prospection, James Bay region, Quebec, 1973-1978. (more)

Geographic Extent

Minimum Latitude Maximum Latitude Minimum Longitude Maximum Longitude
52° 54.37° -78° -72.83°

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

  • Covers most of NTS 33A (Lac Rossignol), all of 33B (Lac Lichteneger), 33C (Reservoir Opinaca), 33F (Lac Sakami), 33G (Lac de la Fregate), most of 33H (Lac Sauvolles), the south half of 33K (Rivière Denys), the south half of 33J (Lac Kinglet) and the south half of 33I (Lac Mistanukaw).  The Grande-Rivière-Lac Sakami area is located east of James Bay, Nord-du-Québec region.  It is bounded by latitudes 52° and 54°22' and longitudes 72°50' and 78°.


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