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 A31-2 Site Name A31-JG
Latitude 45.01635 Longitude -108.50602
Geomethod NAV-GPS Datum WGS84
Elevation 4810 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; A31-2 20' BELOW TOP CHANNEL; WHITE QTZ SS VARIABLY IRON-STAINED; STATELINE CHNL; EXTENSIVE X-BEDS & FE STAINING; HOODOOS
Thickness 60 Extent 4000
References

Site Photographs

Sample Characteristics
Meets API Minimum Standards Minerology
NO QUARTZ
Pre Wash Weight (g) Post Wash Weight (g)
Material Notes
USED CONE CRUSHER

Sieving Results

Reported Sample Weight (g): 233.41
Mesh Empty (g) After (g) Mass of Sample (g) Percent of Total Photo
16 328.94 328.94 0 0.00 % No photo available
20 305.66 305.74 0.08 0.03 %
30 295.68 295.82 0.14 0.06 %
40 285.34 286.17 0.83 0.36 %
50 263.7 277.04 13.34 5.72 %
60 260.15 335.01 74.86 32.07 %
70 283.89 382.09 98.2 42.07 %
140 253.01 297.45 44.44 19.04 %
pan 354.94 356.46 1.52 0.65 % No photo available
Totals 233.41 100.00 %
Error (Init/Final Mass) 0.00 %
Lab Results
Sphericity 0.64
Roundness 0.55
First Primary 40
Second Primary 70

Available Documents

    View document [A31_02_PRECRUSH2532015_11_4_21_2_2.pdf]
    View document [A31_02_SPHERE_ROUND2542015_11_4_21_3_0.pdf]