Pegmatite investigations in Colorado, Wyoming and Utah 1942-1944 /
"A report on resources of beryllium, tantalum and lithium minerals, and of muscovite."
| Main Author: | |
|---|---|
| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington :
U.S. Govt. Print. Off,
1950.
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| Series: | United States. Geological Survey. Professional paper ;
227 |
| Subjects: |
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