Hebrew #68

eben, eh'-ben;

from the root of 1129 through the mean. to build; a stone:- + carbuncle, + mason, + plummet, [chalk-, hail-, head-, sling-] stone(-ny), (devers) weight (-s).

Hebrew #1615

gir, gheer;

perhaps from OT:3564; lime (from being burned in a kiln): -chalk [-stone].