US frac sand production “underestimated”

By Mike O'Driscoll
Published: Wednesday, 29 February 2012

USGS estimates for 2011 US frac sand supply thought to be off by almost 60%

Silica sand produced and used for hydraulic fracturing —frac sand— in US oil and gas exploration is thought to have reached 21.7m tonnes during 2011, according to a market consultant.

 

New York-based consultant Mark Zdunczyk was speaking on “Hydraulic fracturing sand: a brief overview of recent...

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