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 A22-1 Site Name A22-JG
Latitude 46.907234 Longitude -109.077612
Geomethod MAP Datum NAD83
Elevation 5198 Township 13N
County FERGUS Range 21E
100K Quad BIG SNOWY MOUNTAINS Section 9
24K Quad FORESTGROVE Quarter Section BB
Sample Taken YES
Sample Date 7/23/2013 Formation Name Tyler Formation (IPMt)
Sampler Name JAY GUNDERSON Sampler Notes SURENOUGH RD GOING E 1000' BEYOND N FORK RD TO S; A22-1 RED-STAINED F GRND QTZ SS, HEAVILY WEATHERED; 850' N OF ROAD, ~300YDS UP HILL FROM OTTER OC ON LEFT
Thickness 25 Extent 1500
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): 246.75
Mesh Empty (g) After (g) Mass of Sample (g) Percent of Total Photo
16 334.5 334.5 0 0.00 % No photo available
20 305.82 305.86 0.04 0.02 % No photo available
30 295.78 295.85 0.07 0.03 %
40 285.43 286.63 1.2 0.49 %
50 263.78 272.38 8.6 3.49 %
60 260.24 276.32 16.08 6.52 %
70 283.91 378 94.09 38.13 %
140 253.16 376.87 123.71 50.14 %
pan 355.34 358.26 2.92 1.18 % No photo available
Totals 246.71 99.98 %
Error (Init/Final Mass) 0.02 %
Lab Results
Sphericity 0.59
Roundness 0.55
First Primary 70
Second Primary 140

Available Documents

    View document [A22_01_SPHERE_AND_ROUND2015_12_4_9_1_3.pdf]
    View document [A22_01_PRECRUSH2942015_12_4_9_1_20.pdf]