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-10-SV-13 Site Name GFS-10-SV-13
Latitude 47.46126 Longitude -111.21637
Geomethod NAV-GPS Datum NAD83
Elevation 3384 Township 20N
County CASCADE Range 04E
100K Quad GREAT FALLS SOUTH Section 27
24K Quad SOUTHWEST GREAT FALLS Quarter Section BB
Sample Taken YES
Sample Date 8/31/2013 Formation Name Kootenai Formation, Sunburst Member (Kks)
Sampler Name SUSAN VUKE Sampler Notes AT LG BOULDER FROM OC ABOVE, ALONG FENCE LINE GIBSON FLATS RD; QUARTZOSE, ROCK COLOR CHART; WHITE (N9), VERY LIGHT GREEN (N8) & VERY PALE ORANGE (10 YR 8/2); POROUS; FINE GRAINED; NO REACTION TO ACID
Thickness 40-60 FT Extent OVER 1 MILE AROUND HILL
References
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): 149.58
Mesh Empty (g) After (g) Mass of Sample (g) Percent of Total Photo
16 334.13 339.9 5.77 3.86 %
20 305.85 317.01 11.16 7.46 %
30 295.58 305.13 9.55 6.38 %
40 285.22 293.53 8.31 5.56 %
50 263.56 275.18 11.62 7.77 %
60 260.06 274.09 14.03 9.38 %
70 283.73 313.21 29.48 19.71 %
140 252.82 310.39 57.57 38.49 %
pan 354.95 357.1 2.15 1.44 % No photo available
Totals 149.64 100.04 %
Error (Init/Final Mass) -0.04 %
Lab Results
Sphericity 0.64
Roundness 0.55
First Primary 70
Second Primary 140

Available Documents

    View document [GFS_10_SV_14_PRECRUSH2092015_8_3_14_14_1.pdf]
    View document [GFS_10_SV_14_SPHERE_ROUND2102015_8_3_14_14_6.pdf]
    View document [GFS_10_SV_14_CRUSH7K0502015_8_3_14_14_22.pdf]