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Gemmology

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Question:

What stone does this spectra picture show, a chromium spectrum with weak emission lines from orange to yellow, and weak banding in the red?

Author: Emma Begent-Cove

What stone does this spectra picture show, a chromium spectrum with weak emission lines from orange to yellow, and weak banding in the red?


Answer:

Emerald


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Author

Emma Begent-Cove
Emma Begent-Cove