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-04-SV-13 Site Name GFS-04-SV-13
Latitude 47.45054 Longitude -111.23826
Geomethod NAV-GPS Datum NAD83
Elevation 3388 Township 20N
County CASCADE Range 04E
100K Quad GREAT FALLS SOUTH Section 28
24K Quad SOUTHWEST GREAT FALLS Quarter Section CC
Sample Taken YES
Sample Date 8/31/2013 Formation Name Kootenai Formation, Sunburst Member (Kks)
Sampler Name SUSAN VUKE Sampler Notes BOULDER FROM ABOVE ALONG RR TRACKS N OF FIELDS RD. BETW FISHER & GOON HILL RDS; QUARTZOSE; YELLOWISH GRAY WIHT FAINT RUSTY SPECS TO RUSTY BROWN; ROCK COLOR SHEET-V PALE ORANGE (10 YR 8/2) W GR ORANGE SPECKS (10 YR 7/4); MEDIUM GRAINED; POROUS- FRIABLE; NO REACTION TO ACID
Thickness ~50- 80 FT Extent EXTENDS FOR 1/2 MI 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): 286.56
Mesh Empty (g) After (g) Mass of Sample (g) Percent of Total Photo
16 334.15 334.15 0 0.00 % No photo available
20 305.8 305.9 0.1 0.03 % No photo available
30 295.51 295.6 0.09 0.03 % No photo available
40 285.15 288.88 3.73 1.30 %
50 263.58 280.46 16.88 5.89 %
60 260.11 283.09 22.98 8.02 %
70 283.77 335.51 51.74 18.06 %
140 252.94 433.37 180.43 62.96 %
pan 354.97 365.36 10.39 3.63 % No photo available
Totals 286.34 99.92 %
Error (Init/Final Mass) 0.08 %
Lab Results
Sphericity 0.64
Roundness 0.64
First Primary 70
Second Primary 140

Available Documents

    View document [GFS_04_PRECRUSH2392015_8_3_13_48_11.pdf]
    View document [GFS_04_SPHERE_ROUND2402015_8_3_13_48_18.pdf]