| Rating | Solver | Clue |
|---|---|---|
| ONYX | Chalcedony | |
| AGATE | Chalcedony | |
| CARNELIAN | Red chalcedony | |
| CHALCEDONIES | Of Chalcedony | |
| CHALCEDONIC | Of or pertaining to chalcedony. | |
| ENHYDROS | A variety of chalcedony containing water. | |
| CALCEDON | A foul vein, like chalcedony, in some precious stones. | |
| SARDONYX | A variety of onyx consisting of sard and white chalcedony in alternate layers. | |
| CACHOLONG | An opaque or milk-white chalcedony, a variety of quartz; also, a similar variety of opal. | |
| SARD | A variety of carnelian, of a rich reddish yellow or brownish red color. See the Note under Chalcedony. | |
| CHRYSOPRASE | An apple-green variety of chalcedony, colored by nickel. It has a dull flinty luster, and is sometimes used in jewelry. | |
| CAT'S-EYE | A variety of quartz or chalcedony, exhibiting opalescent reflections from within, like the eye of a cat. The name is given to other gems affording like effects, esp. the chrysoberyl. | |
| PLASMA | A variety of quartz, of a color between grass green and leek green, which is found associated with common chalcedony. It was much esteemed by the ancients for making engraved ornaments. | |