Porphyry
Zell's Condensed Dictionary · 1879 · p. 37
(por'fe-re.) [FromGr. porphyrites, of the color of purple.] (Min.) A term originally confined to an Egyptian rock used in sculpture, and known now as Ro o antico;- but now applied to any rock which, like theRo oantico, has an homogeneous earthy or compact base, through which are scattered distinct crystals of one or more minerals of contemporary origin with the base. Porphyry, a philosopher of the Neo-Platonic school, B. at Tyre, 233; D. at Rome, 304 A. D. [s. 723]
Readham'da tam maddeyi gor →