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.
Measured Section Details
Unit Symbol |
Name |
Township |
Range |
Section |
1/4 Section |
Location |
Latitude |
Longitude |
Geomethod |
Datum |
Page Number |
Sub Unit Id |
Sandstone Description |
Grain Size |
Cementation |
Roundness |
Sorting |
Thickness (ft) |
Suitability |
Mo |
Section 4: Partial Measured Section Otter Formation |
17N |
04E |
25 |
DC |
1/4 mile above Calvert Montana |
47.1909249443 |
-111.1633412575 |
TRS-SEC |
NAD83 |
140 |
15 |
sandstone, light gray, massive, minor planar corssbeds, |
fine grained |
calcareous, VERY friable, crubles in hand. |
well rounded |
well sorted |
16 |
YES |
Mo |
|
17N |
04E |
25 |
DC |
1/4 mile above Calvert Montana |
47.1909249443 |
-111.1633412575 |
TRS-SEC |
NAD83 |
140 |
3 |
sandstone, tan, contains thin discontinuous carbonaceous partings |
fine |
calcareous, friable |
|
|
0.80000000000000004 |
no |
Kblf |
Section 8: Measured section of Flood Member of Blackleaf formation ad Upper Portionof the Kootenai formation |
19N |
03E |
17 |
BD |
Southside of WilsonButte |
47.40043751315 |
-111.3830091005 |
TRS-SEC |
NAD83 |
148 |
37 |
sandstone: light tan, massive toward base, irregular thin 4" beds to top contains quartz, plagioclase and minor chert. |
|
slighty calcareous |
|
|
52.5 |
maybe |
Kblf |
Section 8: Measured section of Flood Member of Blackleaf formation ad Upper Portionof the Kootenai formation |
19N |
03E |
17 |
BD |
Southside of WilsonButte |
47.40043751315 |
-111.3830091005 |
TRS-SEC |
NAD83 |
148 |
35 |
Tan to gray, thin beded (2-3"), small assymetrical ripplemrks, worm trails ubiquitour on bedding plane. Quartz with minor amounts of plagioclase and chert. |
fine to medium grained |
slightly calcareous (pg 57) |
|
|
20 |
maybe |