Urban Minerals — Resources in Jeopardy or — How to Turn a Difficult Economic Climate to Your Advantage

CIM Bulletin, Vol. 71, No. 794, 1978
G. R. Guillet, Vice-President, Gartner Lee Associates Limited, Willowdale, Ontario (CIM Distinguished Lecturer, 1976-77)
Keywords: Industrial minerals, Urban minerals, Gravel, Aggregates, Transportation, Underground mining, Building stone.
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