Survey Metadata
Stream sediment
Quebec
1970
Stream sediment sampling survey, NTS 32A/8, 9, 10, 15, 16, Roberval region, Saguenay-Lac-St-Jean area, Quebec, 1970.
Location map
(requires an Internet connection)
Survey Description
In 1970, a stream sediment sampling survey was conducted in the Roberval region, Quebec. The area covers 1600 km2. A total of 135 samples were collected at an average density of 1 sample per 11.8 km2 and analysed for:
| Element | Dissolution | Technique |
| Cu, Pb, Zn, Ni, Co, Mn, Sb |
HNO3 |
atomic absorption (AAS) |
| U |
HNO3 |
visual colorimetry |
| Mo, Sn | HCl | visual colorimetry |
The data are published in Open File DP-401, Department of Natural Resources, 1976.
Publication History
| Index | Publication |
|---|---|
| 1 | Division de la géochimie (1976). Géochimie des sédiments de ruisseau, région de Roberval, Québec. Ministère des Richesses naturelles, Dossier public DP-401. ( more) |
Project History
| Index | Year | Project |
|---|---|---|
| 1 | 1964-1970 | Stream sediment, heavy mineral sampling surveys, Saguenay-Lac-St-Jean area, Quebec, 1964-1970. ( more) |
Geographic Extent
| Minimum Latitude | Maximum Latitude | Minimum Longitude | Maximum Longitude |
|---|---|---|---|
| 48.28° | 48.75° | -72.75° | -72.2° |
The geographic extent of the survey is defined by the following polygons:
-
Covers NTS 32A/8 (Chambord), /9 (Roberval), /10 (Notre-Dame-de-la-Dore), /15 (Normandin), /16 (Dolbeau-Mistassini). The Roberval region is situated in the Saguenay-Lac-Saint-Jean area. It is bounded by latitudes 48°17' and 48°45' and longitudes 72°12' and 72°45'.
Keywords
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