PURPLE GEM SPINEL FROM VIETNAM AND AFGHANISTAN: COMPARISON OF TRACE ELEMENT CHEMISTRY, CAUSE OF COLOR, AND INCLUSIONS.
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| Title: | PURPLE GEM SPINEL FROM VIETNAM AND AFGHANISTAN: COMPARISON OF TRACE ELEMENT CHEMISTRY, CAUSE OF COLOR, AND INCLUSIONS. |
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| Authors: | Belley, Philippe M.1, Palke, Aaron C.2 |
| Source: | Gems & Gemology; Fall2021, Vol. 57 Issue 3, p228-238, 11p |
| Database: | Applied Science & Technology Source |
| ISSN: | 0016626X |
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| DOI: | 10.5741/GEMS.57.3.228 |