cascadite (Q43482)

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A local name for a sodic melanocratic lamprophyre having phenocrysts of biotite, olivine and augite in a matrix essentially of alkali feldspar with patches of what could have been leucite
Language Label Description Also known as
English
cascadite
A local name for a sodic melanocratic lamprophyre having phenocrysts of biotite, olivine and augite in a matrix essentially of alkali feldspar with patches of what could have been leucite

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