Jadeite Ring.
By Aamir Mannan. JADEITE
Fine green jadeite owes its colour almost entirely to chromium, and typical chromium lines are seen in the red. There might be confusion here with translucent emerald, but in jadeite the lines
are noticeably more diffuse. The douplet (not properly resolved) is centered at 69I5A,and two weaker lines at 6550 and 6300A.There is strong general absorption of
the violet end of the spectrum,but if the slit of the spectroscope be opened to allow more light through,a powerful band at 4370A can be
By Aamir Mannan. JADEITE
Fine green jadeite owes its colour almost entirely to chromium, and typical chromium lines are seen in the red. There might be confusion here with translucent emerald, but in jadeite the lines are noticeably more diffuse. The douplet (not properly resolved) is centered at 69I5A,and two weaker lines at 6550 and 6300A.There is strong general absorption of
the violet end of the spectrum,but if the slit of the spectroscope be opened to allow more light through,a powerful band at 4370A can be
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