

	samsa silica and moulding sands association

what is silica	did you know?	How it is produced	Economic importance

Silica is synonymous with silicon dioxide (SiO2). More →	Some of the more unusual facts regarding Silica. More →	Typically extracted from quartz-rich sand & sandstone. More →	An essential raw material for a variety of industries. More →

Silica

Silica is synonymous with silicon dioxide (SiO2). Silicon and oxygen are the two most abundant elements in the earth’s crust.

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