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
Sample Name A31-1 Site Name A31-JG
Latitude 45.01635 Longitude -108.50602
Geomethod NAV-GPS Datum WGS84
Elevation 4790 Township 09N
County CARBON Range 26E
100K Quad BRIDGER Section 35
24K Quad BEAR CANYON Quarter Section BA
Sample Taken YES
Sample Date 8/10/2013 Formation Name Kootenai Formation, Greybull Member (Kkg)
Sampler Name JAY GUNDERSON Sampler Notes 1.5 MI SO OF GYP SPRINGS RD, SO END PRYORS; WHITE QTZ SS VARIABLY IRON-STAINED, A31-1 20' ABOVE BASE CHAN; A31-2 20' BELOW TOP CHANNEL; STATELINE CHNL; EXTENSIVE X-BEDS & FE STAINING; HOODOOS
Thickness 60 Extent 4000
References

Site Photographs

Sample Characteristics
Meets API Minimum Standards Minerology
YES QUARTZ
Pre Wash Weight (g) Post Wash Weight (g)
Material Notes

Sieving Results

Reported Sample Weight (g): 198.98
Mesh Empty (g) After (g) Mass of Sample (g) Percent of Total Photo
16 328.95 329.01 0.06 0.03 %
20 305.82 306.01 0.19 0.10 %
30 295.63 296.1 0.47 0.24 %
40 285.29 290.9 5.61 2.82 %
50 263.52 363.66 100.14 50.33 %
60 260.04 335.51 75.47 37.93 %
70 283.83 292.71 8.88 4.46 %
140 252.94 259.88 6.94 3.49 %
pan 354.95 356.14 1.19 0.60 % No photo available
Totals 198.95 99.98 %
Error (Init/Final Mass) 0.02 %
Lab Results
Sphericity 0.63
Roundness 0.6
First Primary 40
Second Primary 70

Available Documents

    View document [A31_01_PRECRUSH1902015_11_4_20_58_18.pdf]
    View document [A31_01_SPHERE_ROUND1912015_11_4_20_58_49.pdf]
    View document [A31_01_7K3282016_1_20_17_24_19.pdf]
    View document [A31_01_6KCRUSH2016_2_5_10_44_46.pdf]