The Mining and Quarry Industry of New York State, Report of Operation and Production During 1907 (Classic Reprint) - Hardcover

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Excerpt from The Mining and Quarry Industry of New York State, Report of Operation and Production During 1907<br/><br/>The mining of pyrite showed a notable advance during the past year, the output amounting to long tons, which com pares with tons for 1906. The mineral is obtained in St Lawrence county. A large amount of exploratory and develop ment work has been done recently, with results that may lead to a further expansion of the industry. The product finds a ready sale for making sulfurous and sulfuric acids.

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