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.

General Information
Reference Deiss, C., 1936, Revision of type Cambrian Formations and sections of Montana and Yellowstone National Park: Geological Society of America Bulletin v. 47, p. 1257-1342.
Notes
Measured Section Details
Unit Symbol Name Township Range Section 1/4 Section Location Latitude Longitude Geomethod Datum Page Number Sub Unit Id Sandstone Description Grain Size Cementation Roundness Sorting Thickness (ft) Suitability
_f Belt Creek 15N 07E 14 A 5.25 miles S 35 degrees E of Monarch. NE. 1/4 sec. 14, the SW. 1/4 sec. 13, the N. 1/2 sec. 24, and 47.0635279527 -110.7983839735 TRS-SEC NAD83 1271 quartzitic , micaceous, thin bedded but massive, tan-buff and red. Quartz pebbles in lenses poorly 108 maybe
_f Belt Creek 15N 07E 14 A 47.0635279527 -110.7983839735 TRS-SEC NAD83 1271 brown, tan-red, massive quartz sandstone, pure, vitreous coarse grained - pebbles rounded 88 maybe
_f Belt Creek 15N 07E 14 A 47.0635279527 -110.7983839735 TRS-SEC NAD83 1271 red- tan, massive, lithic sandstone (hematitic), quartz pebbles in upper 5 ft coarse 10 probably not
_f Belt Creek 15N 07E 13 C 5.25 miles S 35 degrees E of Monarch. NE. 1/4 sec. 14, the SW. 1/4 sec. 13, the N. 1/2 sec. 24, and 47.0562162725 -110.7879600825 TRS-SEC NAD83 1271 quartzitic , micaceous, thin bedded but massive, tan-buff and red. Quartz pebbles in lenses poorly 108 maybe
_f Belt Creek 15N 07E 13 C 47.0562162725 -110.7879600825 TRS-SEC NAD83 1271 brown, tan-red, massive quartz sandstone, pure, vitreous coarse grained - pebbles rounded 88 maybe
_f Belt Creek 15N 07E 13 C 47.0562162725 -110.7879600825 TRS-SEC NAD83 1271 red- tan, massive, lithic sandstone (hematitic), quartz pebbles in upper 5 ft coarse 10 probably not
_f Belt Creek 15N 07E 24 5.25 miles S 35 degrees E of Monarch. NE. 1/4 sec. 14, the SW. 1/4 sec. 13, the N. 1/2 sec. 24, and 47.0454017351 -110.782701838 TRS-SEC NAD83 1271 quartzitic , micaceous, thin bedded but massive, tan-buff and red. Quartz pebbles in lenses poorly 108 maybe
_f Belt Creek 15N 07E 24 47.0454017351 -110.782701838 TRS-SEC NAD83 1271 brown, tan-red, massive quartz sandstone, pure, vitreous coarse grained - pebbles rounded 88 maybe
_f Belt Creek 15N 07E 24 47.0454017351 -110.782701838 TRS-SEC NAD83 1271 red- tan, massive, lithic sandstone (hematitic), quartz pebbles in upper 5 ft coarse 10 probably not
_f Belt Creek 15N 07E 25 D 5.25 miles S 35 degrees E of Monarch. NE. 1/4 sec. 14, the SW. 1/4 sec. 13, the N. 1/2 sec. 24, and 47.0271989496 -110.777186295 TRS-SEC NAD83 1271 quartzitic , micaceous, thin bedded but massive, tan-buff and red. Quartz pebbles in lenses poorly 108 maybe
_f Belt Creek 15N 07E 25 D 47.0271989496 -110.777186295 TRS-SEC NAD83 1271 brown, tan-red, massive quartz sandstone, pure, vitreous coarse grained - pebbles rounded 88 maybe
_f Belt Creek 15N 07E 25 D 47.0271989496 -110.777186295 TRS-SEC NAD83 1271 red- tan, massive, lithic sandstone (hematitic), quartz pebbles in upper 5 ft coarse 10 probably not