How many formations can you count in the geologic cross-section of the Grand Canyon (see figure on next page)? How many of the same formations are observed in Zion Canyon? Are any of the formations observed in both the Grand Canyon and Bryce canyon cross-sections?

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How many formations can you count in the geologic cross-section of the Grand Canyon (see figure on next page)? How many of the same formations are observed in Zion Canyon? Are any of the formations observed in both the Grand Canyon and Bryce canyon cross-sections?

Paleogene
Wasatch fm
Kaiparowits fm
Wahweap ss
Cretaceous
Straight Cliffs ss
Tropic shale
Dakota ss
Zion Canyon
Winsor fm
Curtis ss
Entrada ss
Carmel fm
Jurassic
Carmel fm
Grand Canyon
Navajo ss
Navajo ss
Kayenta fm
Wingate ss
Triassic
Chinle fm
Older rocks not exposed
Moenkopi fm
Moenkopi fm
Kaibab Is
Kaibab Is older rocks not exposed
Permian
Bryce Canyon
Toroweap fm
Coconino ss
Hermit shale
Carboniferous
Supai fm
Redwall Is
Temple Butte Is
fm = Formation
ss = Sandstone
Is = Limestone
Devonian
Muav Is
Bright Angel shale
Tapeats ss
Cambrian
Colorado
River
Precambrian
Vishnu
schist
Location of section (below)
Zion
National Park
UT
NV
Bryce Canyon
National Park Co
AZ
NM
Grand Canyon
National Park
Zion Canyon
Bryce Canyon
Grand Canyon
Fault
Fault
Grand Canyon Beds
Transcribed Image Text:Paleogene Wasatch fm Kaiparowits fm Wahweap ss Cretaceous Straight Cliffs ss Tropic shale Dakota ss Zion Canyon Winsor fm Curtis ss Entrada ss Carmel fm Jurassic Carmel fm Grand Canyon Navajo ss Navajo ss Kayenta fm Wingate ss Triassic Chinle fm Older rocks not exposed Moenkopi fm Moenkopi fm Kaibab Is Kaibab Is older rocks not exposed Permian Bryce Canyon Toroweap fm Coconino ss Hermit shale Carboniferous Supai fm Redwall Is Temple Butte Is fm = Formation ss = Sandstone Is = Limestone Devonian Muav Is Bright Angel shale Tapeats ss Cambrian Colorado River Precambrian Vishnu schist Location of section (below) Zion National Park UT NV Bryce Canyon National Park Co AZ NM Grand Canyon National Park Zion Canyon Bryce Canyon Grand Canyon Fault Fault Grand Canyon Beds
Precambrian
Vishnu
schist
Location of section (below)
Zion
National Park
UT
NV
AZ
Bryce Canyon
National Park CO
NM
Grand Canyon
National Park
Zion Canyon
Bryce Canyon
Grand Canyon
Fault
Fault
A
Unnumbered 8 p201
Understanding Earth, Sixth Edition
© 2010 W. H. Freeman and Company
8th edition: page 252, Unnumbered figure in Chapter 9
Canyon Beds
Transcribed Image Text:Precambrian Vishnu schist Location of section (below) Zion National Park UT NV AZ Bryce Canyon National Park CO NM Grand Canyon National Park Zion Canyon Bryce Canyon Grand Canyon Fault Fault A Unnumbered 8 p201 Understanding Earth, Sixth Edition © 2010 W. H. Freeman and Company 8th edition: page 252, Unnumbered figure in Chapter 9 Canyon Beds
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