dacite

/ dā′sīt′ /

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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Example Sentences

I wonder if they are visible from the dacite elevation on which SHE lives.

The lavas and ashes ejected by these volcanoes consist of liparite, dacite, andesite and basalt.

Dacite is the lava of Krakatoa and some of the volcanoes of Japan.

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