hercynite
[hur-suh-nahyt]
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noun
a black oxide mineral, FeAl2O4, of the spinel group.
Origin of hercynite
< German Hercynit (1839), equivalent to Latin Hercyn(ia silva) the Hercynian Forest (referring to the Erz Mountains and other wooded ranges N of the Danube) + German -it -ite1
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for hercynite
Historical Examples of hercynite
Some of the alumina and iron oxide may occasionally be chemically combined, so as to form an iron spinel, or hercynite.