Feldspar gems (amazon stone, moonstone, sunstone, etc.) [microform]
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| Other Authors: | |
|---|---|
| Format: | Government Document Microfilm Book |
| Language: | English |
| Published: |
Washington, D.C. :
[publisher not identified],
1931.
|
| Series: | Information circular (United States. Bureau of Mines) ;
6533. |
| Subjects: |
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Feldspar gems (amazon stone, moonstone, sunstone, etc.)
Published 1931
Full Text (via ProQuest)
Government Document
eBook