hemimorphite

American

[hem-i-mawr-fahyt] / ˌhɛm ɪˈmɔr faɪt /

noun

a hydrous zinc silicate mineral, Zn 4 (OH) 2 Si 2 O 7 ⋅H 2 O, occurring in clear, colorless orthorhombic crystals; calamine: an ore of zinc.

hemimorphite British

/ ˌhɛmɪˈmɔːfaɪt /

noun

Also called (US): calamine. a white mineral consisting of hydrated zinc silicate in orthorhombic crystalline form: a common ore of zinc. Formula: Zn 4 Si 2 O 7 (OH) 2 .H 2 O

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of hemimorphite

First recorded in 1865–70; hemi- + morph(ic) ( def. ) + -ite ¹

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hemimorphite

The name hemimorphite was given by G. A. Kenngott in 1853 because of the typical hemimorphic development of the crystals.

From Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 3 "Helmont, Jean" to "Hernosand" by Various

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023