elroquiten.
/ɛlˈrɒkʌɪt/ Mineralogy.
A silicate of aluminium and iron, coloured green by chromium.
ΚΠ
1882 J. D. Dana Min. App. iii. 41 Elroquite..an apple green to grey, massive substance.
This entry has not yet been fully updated (first published 1891; most recently modified version published online June 2018).
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n.1882