Description and Specification for Lab Tenders
Sand Gauge Chart.
Sand Gauge has nine granule patches which are firmly attached to the
handy 3.5 x 2.5in (89 x 64mm) water-resistant plastic card to assist in
defining roundness and size of particles from 2mm very coarse sand to
A checklist is included to assist in making field notes and defining bed thickness.
The flip side of the chart has tables of geologic age and carbonate classification information.
Sample Panels. Very coarse; coarse; medium; fine; very fine; silt.
Particle Shape Panels. Angular; sub-angular; sub-rounded and rounded