Industrial Minerals of Canada in 1938

FOR many years Industrial Minerals, or as they were formerly called, the Non-Metallic Minerals, compared with the metallics, were considered of only minor importance and as such were given scant attention in the technical press as well as in the public press.
Keywords: Beauharnois, Quebec, Canada,, nepheline syenite, Sandwich, Ontario, United Feldspar Corporation, Canada, Canadian, Deposits, Industrial minerals, Plants, Production, Salt, Salts
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