Geology and mineral deposits of the Porcupine mining district, Ontario
By: prepared by the Porcupine Field Trip Committee.
Contributors: Geological Society of America.; Geological Association of Canada.; Toronto Field Trips Committee.; Porcupine Field Trip Committee
Publisher: Geological Society of America; Geological Association of Canada
Published: 1953
Place of publication: [Toronto
Language: eng
Number of pages: 31
Subjects: Geology -- Ontario -- Porcupine District; Mines and mineral resources -- Ontario -- Porcupine District
Notes: "Organized at the request of the Toronto Field Trips Committee, G.S.A.-G.A.C.".

Bibliography: p. 31.