pyrometamorphic
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pyrometamorphic — py·ro·metamorphic … English syllables
Peridotite — A peridotite is a dense, coarse grained igneous rock, consisting mostly of the minerals olivine and pyroxene. Peridotite is ultramafic and ultrabasic, as the rock contains less than 45% silica. It is high in magnesium, reflecting the high… … Wikipedia
Mayenite — (after Mayen, Germany), Ca12Al14O33, is a rare cubic mineral of cubic symmetry, originally reported from Eifel volcanic complex (Germany). It is also found at pyrometamorphic sites: e.g., in the Hatrurim Formation (Israel) and in some burned coal … Wikipedia
ceramicite — sə̇ˈraməˌsīt noun ( s) : a porcelainlike pyrometamorphic rock consisting of basic plagioclase and cordierite with accessory hypersthene and a groundmass of glass … Useful english dictionary
