from The Century Dictionary and Cyclopedia
- Of or pertaining to Chalcedon, a city of Bithynia, opposite Constantinople, or to the council held there and its teachings.
- Same as chalcedonic.
Sorry, no etymologies found.
Mr. Beckford then, taking off a glass cover, showed us what is, I should imagine, one of the greatest curiosities in existence, a vase about ten inches high, composed of one entire block of chalcedonian onyx.