8.98ct Mexican Fire Agate, Pink IridescenceLoose Fire Agate Cabochon Pinks and magentas are the rarest colors of fire agate, even less seldom seen than the difficult to produce purples and blues. While the color brightness of this 8. 98 carat Mexican fire agate is standard commercial grade, a wide swath of rosy pink iridescence covers the heart of the stone. Bands of purple, blue, and green run outside of this notable pink area, with yellow and green overtones playing through the rest of the