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Dossier Public 0554



Open File:  0554
Previous OF publication(s):  
Province / Territory:  Ontario
Funding Source:  Federal and Provincial
Year of Collection:  1978

Survey Type:  Regional Lake Survey
# Lake sites:  685
# Stream sites:  
Survey Area:  9590 km²
NTS Sheet(s):  041K, 041N

The regional lake sediment and water survey of the north shore of Lake Superior area, Ontario (NTS 41K and 41N) was conducted during the summer of 1978.

This report presents analytical and statistical data for 12 variables in lake sediments and three variables (U, F, pH) in lake waters from 685 sample sites, collected at an average density of one sample per 14.0 km².

Analytical Data

Sediments
variable method detection limit year of analysis
Arsenic HY-AAS 1 ppm 1978
Cobalt AAS 2 ppm 1978
Copper AAS 2 ppm 1978
Iron AAS 0.02 pct 1978
Lead AAS 2 ppm 1978
Loss-on-ignition GRAV 1 pct 1978
Manganese AAS 5 ppm 1978
Molybdenum AAS 2 ppm 1978
Nickel AAS 2 ppm 1978
Silver AAS 0.2 ppm 1978
Uranium NADNC 0.2 ppm 1978
Zinc AAS 2 ppm 1978
Waters
variable method detection limit year of analysis
Fluorine ISE 20 ppb 1978
Uranium FT 0.01 ppb 1978
pH GCM 1978

Acknowledgements:

The reconnaissance survey was undertaken by the Geological Survey of Canada in conjunction with the Ontario Ministry of Natural Resources under the terms of the Canada - Ontario Agreement on a Uranium Reconnaissance Program.

E.H.W. Hornbrook directed Geological Survey of Canada activities.

Collection:
Contractor and supervisor details for sample collection
Category Responsible Party
Contractor: Marshall Macklin Monaghan, Toronto, Ontario
Supervisor: E.H.W. Hornbrook , W.B. Coker (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: Chemex Labs Limited, Vancouver, British Columbia Barringer Magenta Ltd., Toronto, Ontario Atomic Energy of Canada Ltd., Ottawa, Ontario
Supervisor: J.J. Lynch (GSC)

Other information:

Sediments were reanalyzed for additional elements in 1990. Data were released in Open File 2361.

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