NGR Open Files

Archived information

The database from which the NGR Open File metadata was extracted is unilingual and is not being actively maintained.  It contains information that is not readily available elsewhere.

Open File 0900

Open File:  0900
Previous OF publication(s):  
Province / Territory:  Ontario
Funding Source:  Federal
Year of Collection:  1982

Survey Type:  Regional Lake Survey
# Lake sites:  1033
# Stream sites:  0
Survey Area:  18400 km²
NTS Sheet(s):  031D, 031E, 041H

The regional lake sediment and water survey for east-central Ontario (NTS 31D, 31E, 41H) was conducted during the summer of 1982.

This report presents analytical and statistical data for 34 variables in lake sediments from 1,033 sample sites, collected at an average density of one sample per 17.8 km². This report includes values for uranium, fluoride, pH and 17 additional variables in waters.

location map for Open File 0900
legend to accompany location map for Open File

Analytical Data

variablemethoddetection limityear of analysis
Aluminum OxideXRF0.1 pct1982
ArsenicHY-AAS1 ppm1982
BaOXRF0.02 pct1982
CaOXRF0.1 pct1982
CadmiumAAS0.2 ppm1982
Carbon DioxideTIT0.2 pct1982
ChromiumXRF10 ppm1982
CobaltAAS2 ppm1982
CopperAAS2 ppm1982
IronAAS0.02 pct1982
Iron OxideXRF0.1 pct1982
K2OXRF0.1 pct1982
LOI at 900°CGRAV0.2 pct1982
LeadAAS2 ppm1982
Loss-on-ignitionGRAV1 pct1982
ManganeseAAS5 ppm1982
MercuryCV-AAS10 ppb1982
MgOXRF0.05 pct1982
MnOXRF0.02 pct1982
MolybdenumAAS2 ppm1982
Na2OXRF0.1 pct1982
NickelAAS2 ppm1982
Organic CarbonGRAV0.2 pct1982
P2O5XRF0.02 pct1982
RubidiumXRF20 ppm1982
SiO2XRF1 pct1982
SilverAAS0.2 ppm1982
StrontiumXRF20 ppm1982
SulphurXRF0.02 pct1982
TiO2XRF0.02 pct1982
UraniumNADNC0.5 ppm1982
VanadiumAAS5 ppm1982
ZincAAS2 ppm1982
ZirconiumXRF10 ppm1982
variablemethoddetection limityear of analysis
BromineCHROM ppm1982
CalciumAAS0.2 ppm1982
Calcium carbonateTIT0.2 ppm1982
ChlorineCHROM0.05 ppm1982
ConductivityMartek 1982
Dissolved oxygenMartek 1982
FluorineISE40 ppb1982
IronAAS20 ppb1982
MagnesiumAAS0.2 ppm1982
ManganeseAAS10 ppb1982
NitrateCHROM0.2 ppm1982
Organic CarbonBarnstead0.2 ppm1982
PhosphateCHROM ppm1982
PotassiumAAS0.2 ppm1982
SodiumAAS0.2 ppm1982
SulphateCHROM0.2 ppm1982
TemperatureMartek 1982
UraniumLIF0.02 ppb1982
ZincAAS5 ppb1982
pHRADIO0.1 1982


The reconnaissance surveys were undertaken by the Geological Survey of Canada in accordance with the specifications established for the Uranium Reconnaissance Program.

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

Contractor and supervisor details for sample collection
CategoryResponsible Party
Contractor:Derry Michener, Booth and Wahl, Toronto
Supervisor:E.H.W Hornbrook, N.G. Lund (GSC)
Contractor and supervisor details for sample preparation
CategoryResponsible Party
Contractor:Golder Associates, Ottawa, Ontario
Supervisor:J.J. Lynch (GSC)
Contractor and supervisor details for sample preparation
CategoryResponsible Party
Contractor:Chemex Labs Limited, Vancouver, British Columbia X-Ray Assay Laboratories, Toronto, Ontario Geological Survey of Canada, Ottawa, Ontario
Supervisor:J.J. Lynch (GSC)

Other information:

Conductivity, temperature, and dissolved oxygen measured on site.

Date modified: