HYACINTH.Rev_9:17 RV [Note: Revised Version.] ; AV [Note: Authorized Version.] jacinth. See Jewels and Precious Stones.
Hastings' Dictionary of the Bible
Edited by James Hastings, D.D. Published in 1909
Hyacinth. Used in the Revised Version for jacinth in Rev_9:17. It is simply another English spelling of the same Greek word.
Smith's Bible Dictionary
By Dr. William Smith.Published in 1863
hı̄?a-sinth (ὑάκινθος, huákinthos): the Revised Version (British and American) uses this word in Rev_9:17 for the King James Version ?jacinth,? with reference, not to stone, but to dark-purple color. In Rev_21:20, where stone is meant, the Revised Version (British and American) translations ?sapphire.?
International Standard Bible Encyclopedia
PRINTER 1915.
Hyacinth
SEE JACINTH.
CYCLOPEDIA OF BIBLICAL, THEOLOGICAL AND ECCLESIASTICAL
press 1895.