These Sand Grain Sizing Folders contain six actual grain sizes (silt, very fine sand, fine sand, coarse sand and very coarse sand) plus four actual grain samples to show angular, subangular, subrounded and round shapes and printed examples of well-sorted and poorly-sorted grain samples in fine, medium and coarse ranges to provide a pocket-sized guide to sizes, shapes, roundness and sphericity of a sample. Sand Grain Sizing Folder also include measurement limits for granules, pebbles, cobbles and boulders.
$99.00 TTD