Dict: easton - Adamant

easton:

Adamant @ (Heb. shamir), kjv@Ezekiel:3:9. The Greek word adamas means diamond. This stone is not referred to, but corundum or some kind of hard steel. It is an emblem of firmness in resisting adversaries of the truth kjv@Zechariah:7:12), and of hard-heartedness against the truth kjv@Jeremiah:17:1).