chalcedonic (kalsedonik)

[ Many pines (fo ils] have wood well preserved; others are completely silicified and chalcedonic. Science, IV. 73. chalcedonous (kal-sed'ō-nus), a. [ chalcedony +-ous.] Having the character or appearance of chalcedony. chalcedony (kal-sed'ō-ni or kal'sē-dō-ni), n. [Altered, with immediate ref. to the L., from ME. calcidoine, ca idoine, ca edony (> E. cas sidony1), Above was had a knightly armed kyng, Off ca edony will formed and made. Rom. of Partenay (E. E. T. S.), 1. 4510. IMG:content-0123.jpg:[graphic] [ chalced Chalcedony cement. See cement . chalcedonyx (kal-sed'ō-niks), n. ( ony ) + опух .) A variety of agate in which white and gray layers alternate. Also calced onyx.