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 A40-4 Site Name A40-JG
Latitude 48.45028 Longitude -105.74925
Geomethod NAV-GPS Datum WGS84
Elevation 2920 Township 31N
County ROOSEVELT Range 46E
100K Quad WOLF POINT Section 16
24K Quad VOLT Quarter Section AB
Sample Taken YES
Sample Date 8/31/2013 Formation Name Tertiary Gravels (Tgr)
Sampler Name JAY GUNDERSON Sampler Notes 11.5 MI E OF FRAZ-RICH RD ON WALL ST. (17-2038), 1/2 MI E OF INTERSEC W/ 17-1079 | GLACIAL TILL, SANDY W/ ABUNDANT GRAVEL (FLAXVILLE) - POOR SAMPLE
Thickness Extent
References

Site Photographs

Sample Characteristics
Meets API Minimum Standards Minerology
NO OTHER MINERALS
Pre Wash Weight (g) Post Wash Weight (g)
Material Notes

Sieving Results

Reported Sample Weight (g): 177.17
Mesh Empty (g) After (g) Mass of Sample (g) Percent of Total Photo
16 328.91 330.68 1.77 1.00 % No photo available
20 305.73 310.62 4.89 2.76 %
30 295.56 302.8 7.24 4.09 %
40 285.23 299.37 14.14 7.98 %
50 263.53 297.32 33.79 19.07 %
60 260.03 286.79 26.76 15.10 %
70 283.85 305.89 22.04 12.44 %
140 252.91 310.59 57.68 32.56 %
pan 354.93 363.78 8.85 5.00 % No photo available
Totals 177.16 99.99 %
Error (Init/Final Mass) 0.01 %
Lab Results
Sphericity
Roundness
First Primary 40
Second Primary 70

Available Documents

    View document [A40_04_PRECRUSH2052015_12_4_9_21_1.pdf]