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: Pâ Pæ Pè Pé Pœ P- P. P/ P< Pa Pb Pc Pd Pe Pf Ph Pi Pj Pk Pl Pm Pn Po Pp Pr Ps Pt Pu Pv Pw Px Py
perthite
CIDE DICTIONARY
perthite, n. [So called from Perth, in canada.].
A kind of feldspar consisting of a laminated intertexture of albite and orthoclase, usually of different colors. [1913 Webster]
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