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Dossier Public 1957



Open File:  1957
Previous OF publication(s):  
Province / Territory:  Ontario
Funding Source:  Federal and Provincial
Year of Collection:  1988

Survey Type:  Regional Lake Survey
# Lake sites:  590
# Stream sites:  
Survey Area:  9990 km²
NTS Sheet(s):  052D, 052E

The regional lake sediment and water survey for northwestern Ontario (parts of NTS 52D and 52E) was conducted during the summer of 1988 .

This report presents analytical and statistical data for 18 variables in lake sediments from 590 sample sites, collected at an average density of one sample per 16.9 km². This report includes values for uranium, fluoride, pH, alkalinity, calcium and magnesium in waters.

location map for Open File 1957
legend to accompany location map for Open File

Analytical Data

Sediments
variable method detection limit year of analysis
Antimony HY-AAS 0.2 ppm 1988
Arsenic HY-AAS 1 ppm 1988
Cadmium AAS 0.2 ppm 1988
Cobalt AAS 2 ppm 1988
Copper AAS 2 ppm 1988
Fluorine ISE 20 ppm 1988
Gold FA-NA 1 ppb 1988
Iron AAS 0.02 pct 1988
Lead AAS 2 ppm 1988
Loss-on-ignition GRAV 1 pct 1988
Manganese AAS 5 ppm 1988
Mercury CV-AAS 10 ppb 1988
Molybdenum AAS 2 ppm 1988
Nickel AAS 2 ppm 1988
Silver AAS 0.2 ppm 1988
Uranium NADNC 0.5 ppm 1988
Vanadium AAS 5 ppm 1988
Zinc AAS 2 ppm 1988
Waters
variable method detection limit year of analysis
Calcium AAS 0.5 ppb 1988
Fluoride ISE 20 ppb 1988
Magnesium AAS 0.05 ppb 1988
Total Alkalinity TIT 1 ppm 1988
Uranium LIF 0.05 ppb 1988
pH GCM 1988

Acknowledgements:

The reconnaissance surveys were managed by the Geological Survey of Canada in conjunction with the Ontario Department of Mines under the Canada - Ontario Mineral Development Agreement (1985-1990).

E.H.W. Hornbrook directed the survey.

P.W.B. Friske coordinated the operational activities of contract and Geological Survey of Canada staff.

Collection:
Contractor and supervisor details for sample collection
Category Responsible Party
Contractor: SIAL Geophisique, Montreal, Quebec
Supervisor: C.C. Durham (GSC)
Preparation:
Contractor and supervisor details for sample preparation
Category Responsible Party
Contractor: Golder Associates, Ottawa, Ontario
Supervisor: J.J. Lynch (GSC)
Analysis:
Contractor and supervisor details for sample preparation
Category Responsible Party
Contractor: Bondar-Clegg & Company Ltd., Ottawa, Ontario Chemex Labs Limited, Vancouver, British Columbia
Supervisor: J.J. Lynch (GSC)

Other information:
Date de modification