The bases for a type classification of coal

Call Number: 
MS Cady, G.H. #40
Author: 
Cady, Gilbert H.,
Date: 
1938
Description: 
22 p.
Notes: 

Different aspects of coal composition and origin (other then metamorphism) such as types of plant material, conditions of incoalation, which can be used for type classification. Four classes of types: fusainized, anthraxylous, attrital, and stony.;
Cited in Circular 201, "Unpublished Reports on Open File";

Keywords: 

Coal

 

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