| Formation / Members |
Thick- ness |
Rock Type | | |
TERT |
Alluvium, surficial deposits |
0-200 |
||
Lake Bonneville & glacial dep |
0-500 |
|||
Salt Lake Fm |
Upper cg & ss unit |
1000-2000 |
||
Tuff unit |
1200 |
|||
Lower cg unit |
2500 ? |
|||
Wasatch Conglomerate |
0-400 |
|||
PERMIAN |
Wells Formation |
600 + |
||
MISS |
Monroe Canyon Ls |
Cherty Is mbr |
70 |
|
Thickbedded Is m |
480 |
|||
Little Flat Fm |
Sandy is mbr |
120 |
||
Sandstone mbr |
830 |
|||
Delle Phosphatic M |
60 |
|||
Lodgepole Limestone |
600-700 |
|||
DEV |
Leatham Formation |
0-90 |
||
Beirdneau Sandstone |
1100-250 |
|||
Hyrum Dolomite |
980-220 |
|||
Water Canyon Formation |
210-600 |
|||
SILURIAN |
Laketown Dolomite |
1200-1500 |
||
ORD |
Fish Haven Dolomite |
120-490 |
||
Swan Peak Formation |
400-0 |
|||
Garden City Fm |
Upper cherty mbr |
300-370 |
||
Lower member |
860-1040 |
|||
CAMB |
St. Charles Formation |
Main Body |
700-950 |
|
Worm Creek Qtzt Mbr |
70-120 |
|||
Nounan Dolomite |
800-1200 |
|||
Bloomington Fm |
Calls Fort Member |
180 |
||
Middle member |
720 |
|||
Hodges Shale Mbr |
600 |
|||
Blacksmith Formation |
330-700 |
|||
Ute Formation |
400-800 |
|||
Langston Fm |
Upper member |
200-460 |
||
Spence Shale M |
0-210 |
|||
Naomi Peak Mbr |
0-40 |
|||
Geertsen Canyon Quartzite |
2550 |
|||
PROT |
Mutual Formation |
2600 |
||
|
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 |
