Epidiorite (of Gümbel)
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A metamorphosed gabbro or dolerite in which generally fibrous amphibole (uralite) has replaced the original clinopyroxene (commonly augite). It is usually massive but may have some schistosity. A dyke rock usually composed of amphibole, plagioclase, chlorite, ilmenite and magnetite.
Classification of Epidiorite (of Gümbel)Hide
Mineralogy of Epidiorite (of Gümbel)Hide
Essential minerals - these are minerals that are required within the classification of this rock: