The data displayed below were collected during a joint project between the following departments at Montana Tech of The University of Montana: Geophysical Engineering and the Montana Bureau of Mines and Geology. The samples represent sandstones collected and analyzed for their potential use as proppant material.
| Sphericity | 0.58 | 
|---|---|
| Roundness | 0.45 | 
| First Primary | 70 | 
| Second Primary | 140 | 
| Available Documents  View document [SS_06_RAWMATERIAL0812016_3_30_14_10_23.pdf]  View document [SS_06_SPHERE_ROUND0882016_3_30_14_12_29.pdf] | |