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Dacite

Igneous Rocks

Dacite is a volcanic rock formed by rapid solidification of lava that is high in silica and low in alkali metal oxides, intermediate in composition between andesite and rhyolite. It is composed predominantly of plagioclase feldspar and quartz. This description is adapted from Wikipedia contributors under CC BY-SA 4.0; changes were made. https://creativecommons.org/licenses/by-sa/4.0/

Facts
Kind
Rock 1
Formation Class
Igneous, extrusive (formed by rapid solidification of silica-rich lava, intermediate between andesite and rhyolite) 1
Classification
Classification
Igneous Rock 1
Use
Building and Construction 2
Connections

Associated With

Andesite, Materials

Compositional series: dacite sits between andesite and rhyolite in silica content.

Source Dacite (Wikipedia)
Rhyolite, Materials

Compositional series: dacite sits between andesite and rhyolite in silica content.

Source Dacite (Wikipedia)

Caused By

Volcanism, Processes
Source Dacite (Wikipedia)

Classified As

In Discipline

Geology, Disciplines
Sources
1. Dacite (Wikipedia)
Wikimedia Foundation
  • Lead section
    intermediate in composition between andesite and rhyolite.
  • Lead section
    Dacite () is a volcanic rock formed by rapid solidification of lava that is high in silica and low in alkali metal oxides. It has a fine-grained (aphanitic) to porphyritic texture and is intermediate in composition between andesite and rhyolite.
  • Caused By: Volcanism, Lead paragraph
    Dacite () is a volcanic rock formed by rapid solidification of lava that is high in silica and low in alkali metal oxides
View the Source
2. Geology.com: Dacite: Igneous Rock
Geology.comDacite Aggregate
Quote, Dacite Aggregate
Dacite is sometimes used to produce crushed stone
View the Source
Wikidata: Dacite
Wikidata Q466481
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