Gemstone Guide2026-06-29
Peridot: Meaning, Colours, and the Green Gem Born in Fire and Fallen From Space
Peridot is August's vivid green birthstone, and it has one of the strangest origin stories of any gem. It forms deep in the Earth's mantle and rides volcanoes to the surface, it turns up inside meteorites that fell from space, and the gem the ancients mined on a fog-wrapped Red Sea island was almost certainly the real stone behind some of Cleopatra's famous emeralds. Here is the honest guide to what peridot means, why it is the same green in any light, why it is almost never treated, how to tell good peridot from glass, and how to wear a stone that is brighter than its reputation suggests.
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