acicular

Example Sentences

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The fragments are angular or rounded, small or large, and consist of bluish or reddish compact feldspathic matter, in which a few acicular crystals of feldspar can sometimes be seen.

From Geological Observations on South America by Darwin, Charles

Soon Birdie and myself were a mass of acicular crystals; it was a true easterly fog.

From A Lady's Life in the Rocky Mountains by Bird, Isabella L. (Isabella Lucy)

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

Usually of a white or light greenish color and vitreous lustre, in acicular crystallizations.

From The Elements of Blowpipe Analysis by Getman, Frederick Hutton

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