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 A32-4 Site Name A32-JG
Latitude 46.41322 Longitude -108.59302
Geomethod NAV-GPS Datum WGS84
Elevation 3307 Township 08N
County MUSSELSHELL Range 25E
100K Quad ROUNDUP Section 28
24K Quad ROUNDUP Quarter Section DD
Sample Taken YES
Sample Date 8/29/2013 Formation Name Fort Union Formation, Tongue River Member (Tftr)
Sampler Name JAY GUNDERSON Sampler Notes 2 MI WEST OF HWY87 & HWY 12 INTERSECTION ON US12, N SIDE OF HWY | FRESH OUTCROP, INTERBED SS & SHALE 2-10' THICK W/ SOME CHANNELS, SAMP LOW IN CLIFF, F-M GRND LITHIC SS
Thickness 10 Extent 300
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): 214.79
Mesh Empty (g) After (g) Mass of Sample (g) Percent of Total Photo
16 328.95 333.18 4.23 1.97 %
20 305.66 312.82 7.16 3.33 %
30 295.67 307.88 12.21 5.68 %
40 285.32 299.73 14.41 6.71 %
50 263.65 277.55 13.9 6.47 %
60 260.17 279.13 18.96 8.83 %
70 283.89 321.03 37.14 17.29 %
140 253.03 344.92 91.89 42.78 %
pan 354.95 369.82 14.87 6.92 % No photo available
Totals 214.77 99.99 %
Error (Init/Final Mass) 0.01 %
Lab Results
Sphericity 0.64
Roundness 0.6
First Primary 70
Second Primary 140

Available Documents

    View document [A32_04_PRECRUSH2015_11_4_21_8_50.pdf]
    View document [A32_04_SPHERE_ROUND2015_11_4_21_9_12.pdf]
    View document [A32_04_5K_REDO2015_11_4_21_9_26.pdf]
    View document [A32_04_5K2015_11_4_21_9_42.pdf]
    View document [A32_04_5K_REDO2015_11_4_21_9_55.pdf]
    View document [A32_04_6K2015_11_4_21_10_6.pdf]
    View document [A32_04_6K_REDO2015_11_4_21_10_18.pdf]