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Wallace County Geology (1931)

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Contents

Introduction

General conditions for geological exploration in northwestern Kansas

History of geologic explorations

Field work and mapping

Acknowledgments

Geography

Location and culture

Topography and drainage--highest point in Kansas

Physiographic expression of formations

Climate

Vegetation

Stratigraphy

Formations not exposed

Upper Cretaceous

Niobrara formation

Pierre formation

Sharon Springs shale member

Distribution of Sharon Springs member in western Logan County

Distribution of Sharon Springs member in Wallace County

Distribution of Sharon Springs member outside of Kansas

Weskan shale member

Distribution of Weskan member

Lake Creek shale member

Distribution of Lake Creek member

Salt Grass shale member

Distribution of Salt Grass member

Equivalents of Salt Grass, Lake Creek and Weskan shale members outside of Wallace County

Upper part of Pierre formation

Beecher Island shale member

Undifferentiated Pierre

Tertiary

Ogallala formation

Typical beds

Bentonitic clays

"Rhinoceras Hill" beds and diatomaceous marl

Quaternary

Sanborn formation

Alluvium

Geologic Structure

Introduction

General features

Method of structural mapping

Key beds in the Upper Cretaceous

Key beds in the Pierre

Key beds in Ogallala and the post-Ogallala warping

Surficial disturbances in the Upper Cretaceous and Ogallala

Folding of Upper Cretaceous and Ogallala

Mineral Resources

Gas and oil

Clay

Volcanic ash

Gravel and sand

Building stone

Ornamental stone

Diatomaceous marl

Underground water

Water resources of the townships

Local Subsidences

Bibliography

Plates


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Kansas Geological Survey, Geology
Placed on web Nov. 17, 2014; originally published April 1, 1931.
Comments to webadmin@kgs.ku.edu
The URL for this page is http://www.kgs.ku.edu/Publications/Bulletins/18/01_contents.html