Utah Stratigraphic Columns    (overview page)

These stratigraphic columns are dynamically created (on the fly) from information stored in a database. Information was gathered from a number of sources - see copyright info for more information.

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Stratigraphy of
Skull Rock Pass - House Range

Period
 Formation / Members  Thick-  ness Rock Type

QUAT

Alluvium, L. Bonneville seds.

0-500

 

PLIOCENE

Tule Valley fill

0-2000

 

OLIG

Needles Range Tuff

0-50

 

Skull Rock Pass Cg

0-200

 

Freshwater Is & breccia

0-300

 

Tunnel Spring Tuff

0-50

 

Dacitic ash- flow tuff

0-200

 

CRET

Breccia & mylonite along SE trending tear faults of Sevier Orogeny

NULL

 

JURASSIC

Notch Peak quartz monzonite intrusion

NULL

 

ORD

House Limestone

500

 

CAMB

Notch Peak Fm

Lava Dam Member

380

 

Red Tops Mbr

110

 

Hellnmaria Member

1200

 

Orr Fm

Sneakover Ls M

110-155

 

Corset Spring Sh M

100-110

 

Johns Wash Ls M

140-200

 

Candland Sh M

210-270

 

Big Horse Limestone Member

720

 

Weeks Fm (found only in central House R) 1200'

Lamb Dolomite

450

 

Trippe Ls

840

 

Marjum Formation of central House Range 1360'-1410' shaly with many fossils

Pierson Cove Formation of eastern flank of House Range

1200-1410

 

Wheeler Shale

420-490

 

Swasey Limestone

250

 

Whirlwind Formation

140

 

Dome Limestone

320

 

Chisholm Formation

220

 

Howell Ls

Upper member

380

 

Millard Member

310

 

Pioche Fm

Tatow Member

180

 

Lower member

420

 

Prospect Mountain Quartzite

2000 - 4000 +

 

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





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