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 A13-1 Site Name A13-JG
Latitude 45.334974350089 Longitude -107.985904367294
Geomethod NAV-GPS Datum NAD83
Elevation 3475.34 Township 06S
County BIG HORN Range 30E
100K Quad LODGE GRASS Section 1
24K Quad YELLOWTAIL DAM Quarter Section AB
Sample Taken YES
Sample Date 6/17/2013 Formation Name Tensleep Formation (IPt)
Sampler Name JAY GUNDERSON Sampler Notes 600' SO. OF INDIAN RD ON GRAPEVINE CK; NEAR POWER LINE CROSSES; A13-1,2,3 UP SECTION; 15' DUNE, 15' DUNE; TOP 10' THINBEDS; 3 SAMPS, PHOSPHORIA(?) CAPS THE UNIT; TENSLEEP EXTENDS ALONG GRAPEVINE CK
Thickness 40 Extent 9999
References

Site Photographs
Sample Characteristics
Meets API Minimum Standards Minerology
NO QUARTZ
Pre Wash Weight (g) Post Wash Weight (g)
Material Notes

Sieving Results

Reported Sample Weight (g): 147
Mesh Empty (g) After (g) Mass of Sample (g) Percent of Total Photo
16 334.46 346.28 11.82 8.04 %
20 305.87 309.24 3.37 2.29 %
30 295.89 297.55 1.66 1.13 %
40 285.63 286.8 1.17 0.80 %
50 263.8 265.18 1.38 0.94 %
60 260.26 262.23 1.97 1.34 %
70 283.95 287.33 3.38 2.30 %
140 253.16 327.68 74.52 50.69 %
pan 355.31 402.9 47.59 32.37 % No photo available
Totals 146.86 99.90 %
Error (Init/Final Mass) 0.10 %
Lab Results
Sphericity 0.62
Roundness 0.62
First Primary 70
Second Primary 140

Available Documents

    View document [A13_01_PRECRUSH2015_10_30_10_3_18.pdf]
    View document [A13_01_SPHERE_AND_ROUND2015_10_30_10_3_47.pdf]
    View document [A13_01_5KCRUSH2015_10_30_10_4_4.pdf]
    View document [A13_01_6KCRUSH2015_10_30_10_4_13.pdf]