A / astrŏbŏlŏs
noun greek

astrŏbŏlŏs

gen. i · gender feminine · decl. 2nd
ἀστήρ-βάλλω
a precious stone;; a species of; onyx;
a precious stone; acc. to some, a species of onyx; acc. to others, chalcedon, Plin. 37, 9, 50, § 133.