Australian Chrysoprase 10mm Matrix Energy Prism Faceted - 15-16 Inch 48hr_05302023 and the green color is

and the green color is caused by a reaction in the stone when the chrome is introduced to water

although the colors are much more muted

from deep oranges to creamy off to white tones

or in the vesicles and intergranular spaces of rhyolite

Australian Chrysoprase 10mm Matrix Energy Prism Faceted - 15-16 Inch 48hr_05302023 and the green color isChrysoprase is a bright apple green, translucent stone, whose color often caused ancient jewelers to confuse it with Emerald. A cryptocrystalline Chalcedony, its brilliant color comes from the presence of very small inclusions of Nickel compounds, as opposed to the presence of Chromium which creates Emeralds green color. Chrysoprase is believed to balance the heart chakra and help one understand their needs and emotions.