| 单词 | chalcedony |
| 释义 | chalcedony (once / 25310 pages) n WORD FAMILY chalcedony: chalcedonies USAGE EXAMPLESShade names are also stone-based — Onyx is black, Lapis is a deep royal blue and Chalcedony is a minty turquoise. Los Angeles Times(Aug 29, 2016) They thought that the mostly likely quartz variety to replace the crocidolite would be chalcedony, but that's not what they found. Scientific American(Jul 29, 2015) Watts gleamed in jewels, pairing her pavé diamond rings with a dazzler of a sapphire, diamond and chalcedony necklace. Los Angeles Times(Feb 19, 2015) n a milky or greyish translucent to transparent quartz Syn|Hypo|Hyper calcedony agate an impure form of quartz consisting of banded chalcedony; used as a gemstone and for making mortars and pestles bloodstone, heliotropegreen chalcedony with red spots that resemble blood carnelian, corneliana translucent red or orange variety of chalcedony chrysoprasea green variety of chalcedony valued as a gemstone onyxa chalcedony with alternating black and white bands; used in making cameos plasmaa green slightly translucent variety of chalcedony used as a gemstone sard, sardine, sardiusa deep orange-red variety of chalcedony moss agatean agate resembling moss with brown, black, or green markings sardonyxan onyx characterized by parallel layers of sard and a different colored mineral quartz a hard glossy mineral consisting of silicon dioxide in crystal form; present in most rocks (especially sandstone and granite); yellow sand is quartz with iron oxide impurities transparent gema gemstone having the property of transmitting light without serious diffusion |
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