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 A25-1 Site Name A25-JG
Latitude 47.05962 Longitude -109.30935
Geomethod NAV-GPS Datum WGS84
Elevation 4472 Township 15N
County FERGUS Range 19E
100K Quad LEWISTON Section 15
24K Quad PIKE CREEK Quarter Section CB
Sample Taken YES
Sample Date 7/24/2013 Formation Name Fall River Formation (Kfr)
Sampler Name JAY GUNDERSON Sampler Notes 2 MI EAST OF BOYD CK ALONG US87 EAST OF LEWISTOWN; A25-1 FINELY LAMINATED YELLOW-RUST VF GRND SS W/ SMALL SCALE XBEDS;
Thickness 5 Extent 100
References

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

Sieving Results

Reported Sample Weight (g): 180.97
Mesh Empty (g) After (g) Mass of Sample (g) Percent of Total Photo
16 334.16 334.7 0.54 0.30 %
20 305.84 306.95 1.11 0.61 %
30 295.53 297.67 2.14 1.18 %
40 285.18 289.42 4.24 2.34 %
50 263.58 270.13 6.55 3.62 %
60 260.09 263.58 3.49 1.93 %
70 283.81 286.74 2.93 1.62 %
140 252.98 274.21 21.23 11.73 %
pan 355 493.55 138.55 76.56 % No photo available
Totals 180.78 99.90 %
Error (Init/Final Mass) 0.10 %
Lab Results
Sphericity
Roundness
First Primary 70
Second Primary 140

Available Documents

    View document [A25_01_PRECRUSH2702016_1_6_14_27_21.pdf]