- A fine-grained light gray volcanic rock consisting primarily of quartz, plagioclase feldspar, and potassium feldspar, and also containing biotite, hornblende, or pyroxene. It is the fine-grained equivalent of granodiorite.
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Examples from the Web for dacite
I wonder if they are visible from the dacite elevation on which SHE lives.Of All Things
Robert C. Benchley
Dacite is the lava of Krakatoa and some of the volcanoes of Japan.Volcanoes: Past and Present
The lavas and ashes ejected by these volcanoes consist of liparite, dacite, andesite and basalt.