Chemical contributions to the geology of Canada.
By: by G. Christian Hoffmann.
Contributors: Geological and Natural History Survey of Canada
Publisher: Dawson
Published: 1884
Place of publication: Montreal
Language: eng
Number of pages: 44
Subjects: Coal -- Northwest Territories; Lignite -- Northwest Territories
Other titles: Coals and lignites of the North-west Territory
Notes: Bound with its Report on the gold mines of the Lake of the Woods.  1884.