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 |
_f |
Flathead section |
01S |
06E |
10 |
AC |
Along one of the forks of Middle Cottonwood Creek |
45.76727032255 |
-110.967234113 |
TRS-SEC |
NAD83 |
24 |
8 |
SS: white, in beds 1-2 ft thick, with specs and bands of iron oxide, composed of quartz andgreensnad grains, fucoidal markings on the surface |
|
silica |
|
|
13 |
probably not |
_f |
Flathead section |
01S |
06E |
10 |
AC |
Along one of the forks of Middle Cottonwood Creek |
45.76727032255 |
-110.967234113 |
TRS-SEC |
NAD83 |
24 |
7 |
SS: white, spekled and banded with brown sandstone due to concentration of iron oxide |
|
|
|
|
22 |
no |
_f |
Flathead section |
01S |
06E |
10 |
AC |
Along one of the forks of Middle Cottonwood Creek |
45.76727032255 |
-110.967234113 |
TRS-SEC |
NAD83 |
26 |
6 |
SS: shaley, green and brown |
|
|
|
|
1 |
no |
_f |
Flathead section |
01S |
06E |
10 |
AC |
Along one of the forks of Middle Cottonwood Creek |
45.76727032255 |
-110.967234113 |
TRS-SEC |
NAD83 |
26 |
4 |
SS: white, mottled green brown and red brown; green sand and brown iron oxide |
|
|
|
|
3 |
no |
_f |
Flathead section |
01S |
06E |
10 |
AC |
Along one of the forks of Middle Cottonwood Creek |
45.76727032255 |
-110.967234113 |
TRS-SEC |
NAD83 |
26 |
2 |
SS: white, spekled with brown and red; somehorizons quartzitic, local crossbedding |
|
|
|
|
35 |
no |
*q |
Quadrant Section |
01N |
06E |
36 |
C |
East side of the Bridger Range |
45.7905136885 |
-110.9286376125 |
TRS-SEC |
NAD83 |
61 |
2 |
SS: white, quartzitic in places, massive |
fine - medium |
very resistant |
|
|
67 |
no |
*q |
Quadrant Section |
01N |
06E |
36 |
C |
East side of the Bridger Range |
45.7905136885 |
-110.9286376125 |
TRS-SEC |
NAD83 |
61 |
1 |
SS: similar to 2 above, hasa brownish red color near bottom, someinterbedded sandy limestones near base, gray red generally less resistant than upper unit |
fine - medium |
resistant |
|
|
48 |
no |