| Formation / Members |
Thick- ness |
Rock Type | | |
QUAT |
Alluvium, surficial rocks |
0-200 |
||
TERT |
Younger basalt |
0-150 |
||
Osiris Tuff |
0-300 |
|||
Mount Sutton Formation |
0-1000 |
|||
Claron Formation |
Sandstone member |
200-400 |
||
White limestone M |
200-550 |
|||
Pink limestone member |
700-900 |
|||
Pine Hollow Fm |
0-450 |
|||
CRET |
Canaan Peak Formation |
0-900 |
||
Kaiparowits Formation |
1000-3000 |
|||
Wahweap Fm |
900-1500 |
|||
Straight Cliffs Fm |
Drip Tank Mbr |
200-350 |
||
John Henry Member |
800-1000 |
|||
Smoky Hollow M |
100-300 |
|||
Tibbet Canyon M |
80-180 |
|||
Tropic Shale |
600-800 |
|||
Dakota Formation |
100-200 |
|||
Cedar Mountain Fm |
0-50 |
|||
JURASSIC |
Morrison Fm |
0-300 |
||
Entrada Ss |
Escalante Mbr |
40-280 |
||
Cannonville Mbr |
150-200 |
|||
Giunsight Butte M |
250-350 |
|||
Carmel Fm |
Upper member |
350-500 |
||
Thousand Pockets |
0-200 |
|||
Judd Hollow T |
40-110 |
|||
Lower member |
60-80 |
|||
Glen Canyon Gp |
Navajo Sandstone |
900-1700 |
||
Kayenta Fm |
110-450 |
|||
Wingate Ss |
75-1000 |
|||
TRIASSIC |
Chinle Fm |
Upper member |
400-600 |
|
Shinarump Cg M |
60-130 |
|||
Moenkopi Fm |
Upper member |
800-1380 |
||
Timpoweap Mbr |
60-220 |
|||
PERMIAN |
Kaibab Limestone |
120-230 |
||
White Rim Sandstone |
140-200 |
|||
Toroweap Fm |
350-450 |
|||
Cutler Group |
Organ Rock Sh |
50-200 |
||
Cedar Mesa Sandstone |
700-1400 |
|||
Halgaito Tongue |
350 |
|||
PENN |
Hermosa Formation |
350-500 |
||
Molas Fm |
40-70 |
|||
MISS |
Redwall Limestone |
900 |
||
DEV |
Ouray Ls |
100-150 |
||
Elbert Fm |
250-300 |
|||
CAMB |
Muav Limestone |
900 |
||
Bright Angel Shale |
600 |
|||
Tapeats Sandstone |
300 |
|||
pC (PROT) |
Basement unidentified |
NULL |
||
|
Data Sources:
*Still Gathering/Under Construction* USGS Special Publications by Various Authors Roadside Geology of Utah by Halka Chronic Field Guide: Northern Colorado Plateau by Keith Rigby Geologic History of Utah by Lehi Hintze- Purchase Information |
