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Webster 1913 Edition

Disthene

Dis′thene

,
Noun.
[Gr.
δι-
=
δίσ-
twice + [GREEK] force: cf. F.
disthène
.]
(Min.)
Cyanite or kyanite; – so called in allusion to its unequal hardness in two different directions. See
Cyanite
.

Webster 1828 Edition

Disthene

DISTHENE

,
Noun.
[Gr., two; force.] A mineral so called by Hauy, because its crystals have the property of being electrified both positively and negatively. It is the sappare of Saussure, and the cyanite or kyanite of Werner.

Definition 2024

disthene

disthene

English

Noun

disthene ‎(plural disthenes)

  1. (mineralogy) Kyanite.

Etymology

Ancient Greek twice + force: compare French disthène. So called in allusion to its unequal hardness in two different directions.

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