Note 2831 — BOOK XXXVI. THE NATURAL HISTORY OF STONES. (continued 2)

In the description given by Isidorus in the “Origines,” which in other respects is similar, these words are omitted, and it is possible that they are a gloss by some one who was better acquainted with the Old Testament than with Pliny. On the other hand, as Sillig remarks, the Phœnicians may, at an early period, have imported into Greece a substance which they called “nitre of Ophir.”