perthitically
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perthitically — per·thit·i·cal·ly … English syllables
perthite — perthitic /peuhr thit ik/, adj. perthitically, adv. /perr thuyt/, n. Mineral a variety of feldspar containing irregular bands of albite in microcline. [1832; named after Perth, Ontario, Canada; see ITE1] * * * any member of a class of… … Universalium