- precrystalline
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adj.
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Universalium. 2010.
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Universalium. 2010.
precrystalline — adj … Useful english dictionary
phyllite — phyllitic /fi lit ik/, adj. /fil uyt/, n. a slaty rock, the cleavage planes of which have a luster imparted by minute scales of mica. [1820 30; PHYLL + ITE1] * * * Fine grained metamorphic rock formed by the recrystallization of fine grained,… … Universalium