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THE GRAND CANYON—1. SCHISTS AND GRANITES (ARCHEAN ERA):2. SANDSTONES, LIMESTONES, SHALES (ALGONKIAN ERA): 3. TONTO FORMATIONS(CAMBRIAN PERIOD): 4. REDWALL LIMESTONE (MISSISSIPPIANPERIOD): 5. SUPAI SANDSTONE AND SHALE (PERMIAN PERIOD):6. HERMIT SHALE (PERMIAN PERIOD): 7. COCONINO SANDSTONE (PERMIANPERIOD): 8. TOROWEAP AND KAIBAB FORMATIONS (PERMIAN PERIOD).
NATIONAL PARK SERVICE
ANCIENT LANDSCAPES
OF THE
GRAND CANYON REGION
THE GEOLOGY OF GRAND CANYON, ZION, BRYCE, PETRIFIED FOREST & PAINTED DESERT
BY
Edwin D. McKee, Asst. Director
Museum of Northern Arizona
Sketches and Charts by Louis Schellbach 3rd Park Naturalist, Grand Canyon National Park, and Russell Hastings
PUBLISHED BY
EDWIN D. MCKEE
1931
COPYRIGHT 1931
Edwin D. McKee
Thirteenth Edition, 1952
PRINTED BY
COCONINO SUN CO.
Flagstaff, Arizona
TABLE OF CONTENTS
- PAGE
- Introduction ix
- Chapter I—The Archean Era 1
- The Earth’s Oldest Rocks, Grand Canyon 2
- Granite in Grand Canyon 4
- Chapter II—The Algonkian Era 5
- Algonkian Rocks in Grand Canyon 5
- Formation of Mountains 6
- Early Climates 6
- Oldest Known Life 7
- Chapter III—The Paleozoic Era 9
- First Animal Life—The Tonto Rocks 9
- The Missing Periods of the Third Era 11
- The Age of Fish 12
- Sea Life From the North—Redwall Limestone 12
- Tracks in the Supai Sandstone 14
- Landscapes of the Hermit Shale 15
- Wind-blown Sand—The Coconino Sandstone 17
- Warm Seas from the West—The Toroweap and Kaibab Formations 18
- Chapter IV—The Mesozoic Era 21
- Remnants of Younger Strata—Red Butte and Cedar Mountain 21
- The Petrified Forest 22
- Dinosaur Tracks—The Painted Desert 24
- The Rocks of Zion Canyon and Rainbow Natural Bridge 26
- ...
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