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Unit No. |
Description |
Thickness |
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Cedar Hills Sandstone
|
|
6
|
Sandstone, very fine-grained, silty, calcareous, friable, white (5Y8/1); contains white to pink granular gypsum "snowball" concretions in top part, average 6 inches diameter. Bottom contact gradational
|
1.1 ft.
|
5
|
Sandstone, fine-grained, calcareous, fairly resistant, red (white spots); forms base of top ledge
|
0.9 ft.
|
4
|
Siltstone, coarse, sandy, very friable, calcareous, red (white spots)
|
4.4 ft.
|
3
|
Sandstone, very fine-grained, silty, very friable, slightly calcareous, red; contains scattered gypsum nodules
|
5.3 ft.
|
2
|
Sandstone, very fine-grained, very friable, calcareous, red (white spots)
|
4.7 ft.
|
1
|
Sandstone, silty, and sandy siltstones; very fine-grained thin (0.6 foot or thinner), interbedded, red (white spots). Siltstones contain white flat gypsum nodules up to 4 cm in long diameter; some of the sandstones are hard, cemented with coarsely crystalline dolomite (and gypsum)
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10.0 ft.
|
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