How to use Iolite in a sentence
In blue tourmaline and in iolite - stones sometimes mistaken for sapphire - the dichroism is much more distinct.
White topaz is sometimes called "water-sapphire," a name which should, however, be restricted to iolite (q.v.).
Other gems often found alongside rubies in rings include emeralds, sapphire, iolite, and tanzanite.Advertisement