Andesite

Andesite
	Igneous rock
	Photomicrograph o andesite in thin section (atween crossed polars)
Composition
	Intermediate; Major minerals: plagioclase (eften andesine) an pyroxene and/or hornblende; Accessory minerals: magnetites, biotite, sphene, quartz

Andesite (/ˈændᵻsaɪt/ or /ˈændᵻzaɪt/^[1]) is an extrusive igneous, volcanic rock, o intermediate composeetion, wi aphanitic tae porphyritic textur.

References[eedit | eedit soorce]

Composition
Igneous rock
Photomicrograph o andesite in thin section (atween crossed polars)
Intermediate Major minerals: plagioclase (eften andesine) an pyroxene and/or hornblende Accessory minerals: magnetites, biotite, sphene, quartz