Dacite Definition
dāsīt
noun
A fine-grained light gray volcanic rock consisting primarily of quartz, plagioclase feldspar, and potassium feldspar, and also containing biotite, hornblende, or pyroxene.
American Heritage
Other Word Forms of Dacite
Noun
Singular:
dacitePlural:
dacitesOrigin of Dacite
-
From German Dazit, from Latin Dācia (“greater Romania"). First used in 1863 by Austrian geologists Franz von Hauer and Guido Stache, in a description of the geology of Transylvania.
From Wiktionary
After Dacia
From American Heritage Dictionary of the English Language, 5th Edition
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