disthene
English
Etymology
Ancient Greek twice + force: compare French disthène. So called in allusion to its unequal hardness in two different directions, or from its positive and negative electric properties.
Noun
disthene (plural disthenes)
- (mineralogy) Kyanite.
Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for disthene in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913)
Further reading
- David Barthelmy (1997–2023), “Disthene”, in Webmineral Mineralogy Database.
- “disthene”, in Mindat.org, Hudson Institute of Mineralogy, 2000–2023.