Adamant. The translation of the Hebrew word, Shamir in Ezekiel 3:9 and Zechariah 7:12. In Jeremiah 17:1, it is translated "diamond." In these three passages, the word is the representative of some stone of excessive hardness, and is used metaphorically. It is very probable that by Shamir is intended emery, a variety of corundum, a mineral inferior, only to the diamond in hardness.
More than 4,500 subjects and proper names are defined and analyzed with corresponding Scripture references. Bible students have used "Smith's Bible Dictionary" since its introduction in the 1880s, making it a trustworthy classic.Wikipedia
Read More