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 A38-2 Site Name A38-JG
Latitude 48.42565 Longitude -104.21662
Geomethod NAV-GPS Datum WGS84
Elevation 2139 Township 31N
County SHERIDAN Range 58E
100K Quad CULBERTSON Section 20
24K Quad SUNNYHILL SCHOOL Quarter Section BC
Sample Taken YES
Sample Date 8/30/2013 Formation Name Eolian sand (Qe)
Sampler Name JAY GUNDERSON Sampler Notes COUNTY LINE RD EAST, 2.5 MI N ON DAGMAR RD TO SANDHILLS BMA SIGN | GLACIAL AEOLIAN DUNE SS, SHOVEL SAMPLE, CAN'T GET TO DUNES
Thickness Extent
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): 167.52
Mesh Empty (g) After (g) Mass of Sample (g) Percent of Total Photo
16 328.93 329.02 0.09 0.05 %
20 305.68 306.35 0.67 0.40 %
30 295.74 297.76 2.02 1.21 %
40 285.36 291.29 5.93 3.54 %
50 263.63 284.07 20.44 12.20 %
60 260.09 283.91 23.82 14.22 %
70 283.77 307.35 23.58 14.08 %
140 252.97 332.04 79.07 47.20 %
pan 354.96 366.84 11.88 7.09 % No photo available
Totals 167.50 99.99 %
Error (Init/Final Mass) 0.01 %
Lab Results
Sphericity 0.62
Roundness 0.66
First Primary 70
Second Primary 140

Available Documents

    View document [A38_02_PRECRUSH1922015_12_4_9_15_7.pdf]
    View document [A38_02_SPHERE_ROUND1932015_12_4_9_15_30.pdf]
    View document [A38_02_5K0882015_12_4_9_15_52.pdf]
    View document [A38_02_6K0862015_12_4_9_16_5.pdf]