acicular

Example Sentences

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These brown-coloured, compact lavas, consist almost entirely of small glimmering scales, or of minute acicular crystals, of feldspar, placed close by the side of each other, and abounding with minute black specks, apparently of hornblende.

From Volcanic Islands by Darwin, Charles

Minute acicular or dendritic crystalline forms sometimes observed in glassy volcanic rocks.

From Webster's Unabridged Dictionary (2nd 100 Pages) by Webster, Noah

Delicate acicular crystals of considerable length were found long ago in the Pentire Glaze mine near St Minver in Cornwall.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" by Various

Professors Babcock and Munroe, of Chicago, call the plants either the Hydrogastrum of Rabenhorst, or the Botrydium of the Micrographic Dictionary, the crystalline acicular bodies being deemed parasitic.

From Scientific American Supplement, No. 385, May 19, 1883 by Various

Hyoscyamine crystallizes in the acicular form, with greater difficulty even than atropine, it also forms less compact crystals.

From Scientific American Supplement, No. 324, March 18, 1882 by Various