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 |
*t |
Locality III |
09S |
04E |
18 |
BD |
In the north valley wall of Taylor Fork over one and one quarter miles from it's junction with the g |
45.05212630215 |
-111.283062883 |
TRS-SEC |
NAD83 |
32 |
6 |
sandstone- gray to bff with small black specks, prominent cliff former that weathers medium to dark brown |
|
|
|
|
2.5 |
no |
*t |
Locality III |
09S |
04E |
18 |
BD |
|
45.05212630215 |
-111.283062883 |
TRS-SEC |
NAD83 |
32 |
5 |
sandstone- medium to light brown with small black specks, cliff former, weathers medium brown. Interbedded with chert |
fine |
|
|
|
5 |
probably not |
*t |
Locality III |
09S |
04E |
18 |
BD |
|
45.05212630215 |
-111.283062883 |
TRS-SEC |
NAD83 |
32 |
2 |
sandstone- light gray with numerous magnetite (?) grains, cliff former that weathers buff to light gray with some iron staining. Hackly fracture and lots of chert nodules and veins. Chert layering at base |
fine |
calcareous |
|
|
18 |
no |
*t |
Locality III |
09S |
04E |
18 |
BD |
|
45.05212630215 |
-111.283062883 |
TRS-SEC |
NAD83 |
32 |
1 |
sandstone- light gray weathers yellow gray with yellow and brown iron stains, blocky fracture-talus former |
fine |
dense, calcareous |
|
|
24 |
probably not |
*t |
Locality II |
09S |
04E |
18 |
BD |
Same description as above section |
45.05212630215 |
-111.283062883 |
TRS-SEC |
NAD83 |
33 |
5 |
sandstone- light gray weathers yellow gray with yellow and brown iron stains, blocky fracture-talus former |
fine |
dense, calcareous |
|
|
24 |
probably not |
*t |
Locality II |
09S |
04E |
18 |
BD |
|
45.05212630215 |
-111.283062883 |
TRS-SEC |
NAD83 |
33 |
4 |
sandstone- yellow gray, quartzite cliff former that weathers gray-buff. Blocky fracture with part of section covered by talus |
fine |
|
|
|
30 |
no |
*t |
Locality II |
09S |
04E |
18 |
BD |
|
45.05212630215 |
-111.283062883 |
TRS-SEC |
NAD83 |
33 |
3 |
sandstone- yellow to tan, cliff former that weathers buff to gray, blocky fracture |
medium |
calcareous, porous |
|
|
15 |
yes |
*t |
Locality II |
09S |
04E |
18 |
BD |
|
45.05212630215 |
-111.283062883 |
TRS-SEC |
NAD83 |
33 |
2 |
sandstone- light gray, quartzite cliff former that weathers gray, blocky fracture and iron stains |
fine |
|
|
|
21 |
probably not |
kk |
Locality VII |
09S |
04E |
18 |
BAC |
The north wall of Taylor Fork Valley about one quarter mile east of the junction of Taylor Fork and |
45.05490880215 |
-111.284345133 |
TRS-SEC |
NAD83 |
67 |
10 |
Sandstone- light yelloow gray, limonite present and speckled appearance, poorly bedded compact cliff former. |
|
Thin and flaggy near middle |
|
|
8 |
|
kk |
|
09S |
04E |
18 |
BAC |
|
45.05490880215 |
-111.284345133 |
TRS-SEC |
NAD83 |
68 |
7 |
sandstone- eaven grained with poorly defined bedding. Presence of limonite stains, yellowish gray color that weathers rediish brown. Surface pitted with some limonite concretions |
fine |
|
|
|
15.5 |
no |
kk |
|
09S |
04E |
18 |
BAC |
|
45.05490880215 |
-111.284345133 |
TRS-SEC |
NAD83 |
68 |
4 |
cliff former similar to unit 2 below. Contains large interbedded lenses of conglomerate |
|
very calcareous |
|
|
9 |
no |
kk |
|
09S |
04E |
18 |
BAC |
|
45.05490880215 |
-111.284345133 |
TRS-SEC |
NAD83 |
69 |
2 |
sandstone- gray, even textured blakc speckled and cross bedded. Small lenses of conglomerate present. At 5'4" there is a very fine- grained 4" layer of white sandstone |
|
very calcareous |
|
|
5.5 |
probably not |