12PK Raw Red Sandstone, Sedimentary Rock Specimen - Approx. 1"- Geologist Selected & Hand Processed - Great for Science Classrooms - Eisco Labs 12 auspowers_batchfive the digit is easy to

the digit is easy to read

double click on the button to increase 1A while 3 clicks on button to decrease 1A(Long press the key will continually reduce or add the data to the current)

Package: 1x Wall Mount Bracket/Suspension Bracket(barcode scanner not included

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12PK Raw Red Sandstone, Sedimentary Rock Specimen - Approx. 1"- Geologist Selected & Hand Processed - Great for Science Classrooms - Eisco Labs 12 auspowers_batchfive the digit is easy to12PK Raw Red Sandstone, Sedimentary Rock Specimen Approx. 1" Geologist Selected & Hand Processed Great for Science Classrooms Eisco Labs Product Features RED SANDSTONE Sandstone is made up of well sorted and well rounded grains of quartz. This indicates that the clasts in the rocks have traveled a long distance from their source and were heavily eroded along the way. This sample is red due to the inclusion of iron in the chemical structure of the