Mexican Fire opal, the name originates from its red color, which does not have the typical Opal play of multiple color flashes. The fire opal stones can have all the possible nuances from yellow, through orange to deep red color. Most of the fire opals today come from Mexico.These earrings are 3/8" long and 5/8" wide. The Opals are 5x7mm faceted ovals. Designed by Marianna and Richard and handmade by Balinese Artisans.