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 0327

Open File: 0327
Previous OF publication(s):
Province / Territory: Northwest Territories
Funding Source: Federal
Year of Collection: 1975

Survey Type: Regional Lake Survey
# Lake sites: 716
# Stream sites: 0
Survey Area: 9812 km²
NTS Sheet(s): 086K

The regional lake survey for Great Bear Lake, Northwest Territories (NTS 86K) was conducted during the summer of 1975.

This report presents analytical and statistical data for 12 elements, plus loss-on-ignition, in lake sediments from 716 sample sites.

Analytical Data

Sediments
variable	method	detection limit	year of analysis
Arsenic	COL	1 ppm	1975
Cobalt	AAS	2 ppm	1975
Copper	AAS	2 ppm	1975
Iron	AAS	0.02 pct	1975
Lead	AAS	2 ppm	1975
Loss-on-ignition	GRAV	1 pct	1975
Manganese	AAS	5 ppm	1975
Mercury	CV-AAS	10 ppb	1975
Molybdenum	AAS	2 ppm	1975
Nickel	AAS	2 ppm	1975
Silver	AAS	0.2 ppm	1975
Uranium	NADNC	0.2 ppm	1975
Zinc	AAS	2 ppm	1975

Acknowledgements:

The reconnaissance surveys were undertaken by the Geological Survey of Canada under the terms of the Federal Uranium Reconnaissance Program.

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

Contracts for field work, sample preparation and sample analysis were let, supervised and monitored by the Geochemistry Section, Geological Survey of Canada.

Collection:

Contractor and supervisor details for sample collection
Category	Responsible Party
Contractor:
Supervisor:

Preparation:

Contractor and supervisor details for sample preparation
Category	Responsible Party
Contractor:
Supervisor:

Analysis:

Contractor and supervisor details for sample preparation
Category	Responsible Party
Contractor:
Supervisor:

Other information:

No lake water analysis.

Full acknowledgements not available.

Date modified:: 2024-09-23