Peridot is a dazzling green gemstone which is one of. few gemstones that comes in a single colour. This green gemstone can vary in shade from a yellow-green to olive or even green with brown undertones. The preferred color for peridot is a pure “grass” green without yellow or brown tones.
Peridot receives its iconic coloration from the composition of the mineral olivine that includes iron and magnesium. The shade depends on the amount and type of iron in each unique stone.