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 Mahorney, J.R., 1956, Geology of the Garrity Hill area, Deer Lodge County, Montana: Indiana University, M.A. thesis, 40 p.
Notes The Quadrant section was not measured because of an excessive amount of Quadrant talus and cover.
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
*Ma Section of the Amsden Formation 05N 12W 34 ACB East Limb of Barker Creek Anticline 46.14610066445 -113.087578289 TRS-SEC NAD83 13 sandstone, light gray and brown, massive medium friable 10.5 yes
*Ma Section of the Amsden Formation 05N 12W 34 ACB East Limb of Barker Creek Anticline 46.14610066445 -113.087578289 TRS-SEC NAD83 13 sandstone, buff, weathers brown, thin to medium bedded, fine calcareous 29.100000000000001 maybe