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Rhyolite

Andésite

Granite

Diorite

blanc = muscovite

noir = biotite

Mica

Quartz

Les roches

alcalin

Feldspath

sont des ensembles de minéraux

plagioclase

Amphibole

Métagabbro

Eclogite

Olivine

horblende

Pyroxène

Gabbro

Glaucophane

Péridotite

Grenat

Basalte

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