Canadian Mining Journal


SILICON DIOXIDE: Canadian Metals updates Langis resource, awards PFS

QUEBEC – Canadian Metals of Montreal has updated the resources at its Langis silicon dioxide project 30 km south of Matane. The deposit contains 7.6 million measured and indicated tonnes at 99.0% silicon dioxide plus 14.0 million inferred tonnes at 99.0% SiO2. Silicon dioxide is in demand for solar voltaic cells.

Canadian Metals proposes to build a silicon plant in Bay Comeau, Que. (Image: Canadian Metals)

The company says that is a 217% increase for Langis resources compared to the October 2016 estimate. The project has permits allowing the extraction of 674,000 tonnes.

This week, Canadian Metals so said it has awarded the prefeasibility study contract to CIMA+. It is due in the first half of next year. CIMA+ has project management, construction and procurement expertise.

Read the preliminary economic assessment for the Langis project at

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