Delivering Sustainable Value

Sierra Silica Resources is located in Oroville, CA. Our deposit resides on 1,200 acres and our reserve holds in excess of 60 million tons of high quality silica. We are committed to mining, processing and packaging our material for a variety of Industrial Markets. Our location, product quality, reliable supply, sustainable supply and customer partnerships will enable us to be your supplier of choice for decades to come.

"The Quality Of Our Material Is Only Matched By The Quality Of Our Service"

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