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macle |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Macle \Ma"cle\, n. [L. macula a spot: cf F. macle. Cf {Mackle}, {Mascle}.] (Min.) a Chiastolite; -- so called from the tessellated appearance of a cross section. See {Chiastolite}. b A crystal having a similar tessellated appearance. c A twin crystal. 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.
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