Survey Metadata

Till, Indicator minerals



Till sampling survey, NTS 31I/16, Montauban area, southern Quebec, 1988.

Location map

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Survey Description

In autumn of 1988, basal till sampling was carried out by Sial Internationale in the Montauban area, southern Quebec.  A total of 86 samples were collected close to access roads using a vibrasonic drill and a mechanical augur.  Forty-nine (49) samples were processed for heavy minerals.

A summary of the work, including maps of gahnite abundances can be found in Ministère des Ressources naturelles du Québec report MB 94-42.

Publication History

Index Publication
1 Lalonde, J-P., Bernier, L., Choinière, J., Hébert, C. (1994). Dispersion de gahnite à partir des gîtes polymétalliques de Montauban et du lac Dussault, Comté de Portneuf. Ministère des ressources naturelles du Québec, Secteur des mines, Manuscrit brut MB 94-42. (more)

Project History

Index Year Project
1 1988-1993 Gahnite Indicator Mineral Project, 1988-1993. (more)

Geographic Extent

Minimum Latitude Maximum Latitude Minimum Longitude Maximum Longitude
46.75° 46.88° -72.37° -72.27°

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

  • Covers part of NTS 31I/16 (Notre-Dame-de-Montauban), in the Montauban area, southern Quebec.  The city of Trois-Rivières is located approximately 50 km southwest of the southern edge of the study area and Lac aux Sables is located in the northwest corner of the study area.


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