Basanite
Type of volcanic rock / From Wikipedia, the free encyclopedia
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This article is about the igneous rock. Basanite is also a variety of Jasper
Not to be confused with Bassanite.
Basanite (/ˈbæs.əˌnaɪt/) is an igneous, volcanic (extrusive) rock with aphanitic to porphyritic texture. It is composed mostly of feldspathoids, pyroxenes, olivine, and plagioclase and forms from magma low in silica and enriched in alkali metal oxides that solidifies rapidly close to the Earth's surface.