Click to enlargeSand Gauge

Convenient chart for accurate and consistent determination of grain sizes. 2 " x 3 " plastic card has actual sand grains for sizing and roundness classification. Chart includes size classification from silt to very coarse, roundness chart, bed thickness classification, field checklist, geologic time scale, and two carbonate classification charts.



Availability: Usually ships the next business day

WFG-SG$16.00
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www.ascscientific.com