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-18-SV-13 Site Name GFS-18-SV
Latitude 47.16651 Longitude -111.41218
Geomethod NAV-GPS Datum WGS84
Elevation 4050 Township 16N
County CASCADE Range 02E
100K Quad GREAT FALLS SOUTH Section 1
24K Quad SPANISH COULEE SCHOOL Quarter Section AD
Sample Taken YES
Sample Date 11/14/2013 Formation Name Kootenai Formation, Sunburst Member (Kks)
Sampler Name SUSAN VUKE Sampler Notes UPPER MILLEGAN RD, S OF STREETER HILL; SLABS OF ROCK ON SURFACE; QUAD; MOSTLY QUARTZ GRAINS, V SMALL AMT BL CHERT GRAINS
Thickness ~5 FT Extent EXPOSED SQUARE MILES, BUT PROBABLY AS LENSES
References

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

Sieving Results

Reported Sample Weight (g): 257.06
Mesh Empty (g) After (g) Mass of Sample (g) Percent of Total Photo
16 328.91 330.09 1.18 0.46 %
20 306.7 311.92 5.22 2.03 %
30 295.61 309.59 13.98 5.44 %
40 285.26 322.23 36.97 14.38 %
50 263.52 377.12 113.6 44.19 %
60 260.05 298.62 38.57 15.00 %
70 283.87 300.55 16.68 6.49 %
140 252.92 281.42 28.5 11.09 %
pan 354.93 357.1 2.17 0.84 % No photo available
Totals 256.87 99.93 %
Error (Init/Final Mass) 0.07 %
Lab Results
Sphericity 0.65
Roundness 0.64
First Primary 40
Second Primary 60

Available Documents

    View document [GFS_18_SV_14_PRECRUSH1852015_8_3_14_58_35.pdf]
    View document [GFS_18_SV_14_SPHERE_ROUND1862015_8_3_14_58_40.pdf]