Cach"o*long (?), n, [F. cacholong, said to be from Cach, the name of a river in Bucharia + cholon, a Calmuck word for stone; or fr. a Calmuck word meaning "beautiful stone"] Min.

An opaque or milk-white chalcedony, a variety of quartz; also, a similar variety of opal.


© Webster 1913.

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