micropegmatitic

micropegmatitic

(ˌmaɪkrəʊˌpɛɡməˈtɪtɪk)
adj
(Geological Science) relating to, or designating, a microscopic pegmatitic structure
References in periodicals archive ?
They are made of plagioclase (An 2-13) and hedenbergite in a micropegmatitic matrix (quartz and plagioclase An 26-19).