Lewis Short
ŏphītes (noun M) = ὀφίτης: (snakestone)
* A kind of marble spotted like a snake, serpentine-stone: ophites serpentium maculis similis, unde et nomen accepit,Plin. 36, 7, 11, § 55; 36, 22, 43, § 158; Mart. 6, 42, 15; Luc. 9, 714.
Charlton T. Lewis, Charles Short, A Latin Dictionary