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Peridot colors range from very light greenish yellows to medium yellowish green. Choose the color that appeals to you the most. Tip #1âthe lighter more chartreusey stones are the least expensive. The more green the color, the more valuable. Tip #2â The larger the stone, the darker and richer the color can be. Tip #3â Since there is good supply of quality peridot, itâs relatively easy to find great matched pairs for earrings without having to pay a premium for matching.
Peridot is a gemstone from the mineral olivine. Like citrine, peridot is one of the very few gemstones that have only one color: green, though shades of the green gemstones range from olive green, to brownish, to almost yellow â all with glassy luster.hough popularly known for their white variety, pearls are also available as black, yellow and green stones. Light green pearls are produced by Japanâs Akoya oysters, while the dark green gemstones come from the black pearl oyster, whose pearls are not necessarily black, but may also be shades of green and blue.