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Southeastern Kansas Coals

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Contents

Abstract

Introduction

Scope of investigation

Previous work

Acknowledgments

Classification

Heterogeneity in coal

Rank variation

Type variation

Maceral classification

Vitrain

Clarain

Durain

Fusain

Boghead and cannel coal

Phyteral classification

Anthraxylon

Attritus

Fusain

Preparation Techniques for Microscopic Study

Thin section technique

Microscopic Analysis by the Ribbon Transect Method

Critical limits

Subsize thresholds

Color, thickness, and opacity

Lithology and Chemical Composition of the Mineral, Croweburg, and Bevier Coals

Mineral coal

Lithology

Chemical composition and rank

Bevier coal

Lithology

Chemical composition and rank

Croweburg coal

Lithology

Chemical composition and rank

Regional variation in chemical properties

Petrography of the Mineral, Croweburg, and Bevier Coals

Description of components

Origin of opaque components

Analysis of components

Mineral coal

Bevier coal

Croweburg coal

Comparison of the coals

Mineral matter

Kinds of mineral matter

Method of study

Mineral assemblage and distribution

Detrital minerals

Calcite

Pyrite

Sphalerite

Coal Petrography as Related to Coal Utilization

Physical properties

Specific gravity

Resistivity

Friability

Chemical properties

Proximate and ultimate analysis

Carbonization

Chemical reactivity

Hydrogenation

Significance of mineral matter

Summary and Conclusions

References

Plate 1--Profiles of Southeastern Kansas Coal Beds


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Kansas Geological Survey, Geology
Placed on web November 2005; originally published May 1953.
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The URL for this page is http://www.kgs.ku.edu/Publications/Bulletins/102_1/01_contents.html