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 GFS-16-SV-13 Site Name GFS-16-SV
Latitude 47.31526 Longitude -111.13943
Geomethod NAV-GPS Datum WGS84
Elevation 4624 Township 18N
County CASCADE Range 05E
100K Quad GREAT FALLS SOUTH Section 18
24K Quad STOCKETT Quarter Section AA
Sample Taken YES
Sample Date 11/13/2013 Formation Name Kootenai Formation, Sunburst Member (Kks)
Sampler Name SUSAN VUKE Sampler Notes COTTONWOOD COULEE RD; ROADCUT; MOSTLY QUARTZ GRAINS, LIMONITE SPECKS, A LITTLE BL CHERT; ~5 FT EXPOSED
Thickness ~20 FT Extent EXPOSED OR NEAR SURFACE FOR MILES
References

Site Photographs
Sample Characteristics
Meets API Minimum Standards Minerology
YES QUARTZ
Pre Wash Weight (g) Post Wash Weight (g)
Material Notes
USED CONE CRUSHER

Sieving Results

Reported Sample Weight (g): 239.83
Mesh Empty (g) After (g) Mass of Sample (g) Percent of Total Photo
16 328.87 334.89 6.02 2.51 %
20 306.22 315.84 9.62 4.01 %
30 295.61 307.96 12.35 5.15 %
40 285.3 303.27 17.97 7.49 %
50 263.54 292.93 29.39 12.25 %
60 260.01 281.96 21.95 9.15 %
70 283.85 309.98 26.13 10.90 %
140 252.92 360.46 107.54 44.84 %
pan 354.94 363.8 8.86 3.69 % No photo available
Totals 239.83 100.00 %
Error (Init/Final Mass) 0.00 %
Lab Results
Sphericity 0.66
Roundness 0.68
First Primary 70
Second Primary 140

Available Documents

    View document [GFS_16_PRECRUSH2015_8_3_14_55_2.pdf]
    View document [GFS_16_SPHERE_ROUND2015_8_3_14_55_8.pdf]
    View document [GFS_16_CRUSH6K2015_8_3_14_55_36.pdf]
    View document [GFS_16_CRUSH7K2015_8_3_14_55_48.pdf]
    View document [GFS_16_CRUSH8K2015_8_3_14_56_1.pdf]