Utah Geology: Stratigraphic-Geologic Columns

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
Cedar Canyon - Three Peaks

Period	Formation / Members		Thick- ness	Rock Type
QUAT	Holocene alluvium		0-100
QUAT	Basalt cones & flows		0-200
PLIOCENE	Valley fill - alluvial fan and channel deposits, lake beds and older basalt flows		0-6000
MIOCENE	Quartz monzonite porphyry intrusions		NULL
	Harmony Hills Tuff		0-350
	Volcanic mudflows		0-150
	Mt Dutton Fm		0-1000
	Condor Canyon Fm	Bauers Tuff M	0-200
		Volcanic breccia	0-250
		Swett Tuff Mbr	0-50
	Leach Canyon Fm	Table Butte Tuff M	100-700
	Leach Canyon Fm	Narrows Tuff Mbr	100-300
	Flows of Mud Spring		0-150
OLIG	Isom Fm	Hole-in-the-Wall Tf	0-120
	Isom Fm	Bald Hills Tuff M	100-400
	Wah Wah Springs Fm, N R Gp		0-300
PALEOCENE	Claron Fm	Member E	300-450
		Member D	20-120
		Member C	100-500
		Member B	100-500
		Member A	200-750
CRET	Iron Springs Fm	Straight Cliffs & Wahweap Ss = Sandstone facies of Tropic Shale	1600-2500
CRET	Iron Springs Fm	Tropic Fm of Averitt = Dakota Fm of Lawrence	1100
JURASSIC	Carmel Fm	Winsor Member	300-320
		Paria River M	140
		Crystal Creek M	150-200
		Co-op Creek Mbr	540-550
	Temple Cap Fm		0-50
	Navajo Sandstone		1700
	Kayenta - Cedar City Tongue	Main Body	400-800
		Shurtz SsTongue of Navajo	60-350
		Lower member	270-420
	Moenave Fm	Springdale Ss M	110-140
	Moenave Fm	Dinosaur Canyon M	240-400
TRIASSIC	Chinle Fm	Petrified Forest M	200-400
	Chinle Fm	Shinarump Cg M	40-90
	Moenkopi Fm	Upper red mbr	515
		Shnabkaib Mbr	320
		Middle red mbr	370
		Virgin Ls Mbr	130
		Lower Lower red mbr	450
		Timpoweap Mbr	100
PERMIAN	Kaibab Fm	Harrisburg Mbr	120
	Kaibab Fm	Fossil Mtn Mbr	280
	Toroweap Fm	Woods Ranch M	100
		Brady Canyon M	230
		Seligman Mbr	60
	Queantoweap Ss		1000-1200
	Pakoon Dolomite		700
PENN	Callville Limestone		600
MIOCENE	Redwall Limestone		1100
DEV	Devonian dolomite		500
CAMB	Nopah Dolomite		NULL
	and Muav Ls		1300
	undivided		NULL
	Bright Bright Angel Shale		250
	Tapeats Sandstone		500
pC (PROT)	gneiss & sehist		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