Grain Size Cards

£4.20

Only 61 left in stock

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SKU: FD6500 Category:

Description

These Grain Size Cards are university standard, ideal for both students for their geology courses and professionals. Each card is printed onto translucent plastic for easy reading and comparing against grain size and texture in the field. The card also includes a special sorting chart, roundness scale and percentage by area images. The cards are made from plastic and are completely waterproof and tear resistant, they measure 149mm x 72mm.

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