acicular

Example Sentences

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Elongated, cylindrical, rounded at both ends; thick cuticle with acicular spicules; radula polystichous or wanting.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 2 "Chicago, University of" to "Chiton" by Various

Much of the calcium in sea-water exists as sulphate; and on evaporation of a drop of sea-water under the microscope this sulphate is deposited as acicular crystals of gypsum.

From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 7 "Gyantse" to "Hallel" by Various

Crystals of arsenic belong to the rhombohedral system, and have a perfect cleavage parallel to the basal plane; natural crystals are, however, of rare occurrence, and are usually acicular in habit.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 6 "Armour Plates" to "Arundel, Earls of" by Various

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)

One fissure was completely lined with exquisite, acicular crystals of sulphur, which perished with a touch.

From Unbeaten Tracks in Japan by Bird, Isabella L. (Isabella Lucy)