Trace elements, rare earths, and chemical composition of southern Illinois igneous rocks.
| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
Urbana,
[publisher not identified] ;
1962.
|
| Series: | Circular (Illinois State Geological Survey) ;
330. |
| Subjects: |
| Item Description: | At head of title: State of Illinois, Dept. of Registration and Education. |
|---|---|
| Physical Description: | 12 pages : illustrations, map. |
| Bibliography: | Bibliography: page 12. |