Sand for hydrofracing by Curt Weinhold

Curt Weinhold | all galleries >> Galleries >> Marcellus Shale Gas > Sand for hydrofracing

$Sand for hydrofracing$
03-AUG-2009

Extremely fine particles

Nikon D200
1/500s f/8.0 at 12.0mm iso160 full exif

other sizes: small medium large original auto

All images copyrighted; Curt Weinhold photo

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