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chiastolite |
1 definition found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Chiastolite \Chi*as"to*lite\ (k[-i]*[a^]s"t[-o]*l[imac]t), n. [Gr. chiasto`s marked with a [chi] + -lite. See {Chiasm}. So called from the resemblance of the cross cuts of its crystals to the Greek letter [chi].] (Min.) A variety of andalusite; -- called also {macle}. The tessellated appearance of a cross section is due to the symmetrical arrangement of impurities in the crystal.