Fire opal is mined in the Mexican states of Queretaro, Hidalgo, Guerrero, Michoacan, Julisio, Chihuahua and San Luis Potosi. The most significant deposits were discovered in Queretaro in 1835, and are still producing today. Small quantities of this gem can also be found in Oregon and British Columbia.
Are fire opals valuable?
Fire opal is valuable and frequently reaches high prices in the international gemstone market. A fire opal is valuable depending on the overall appearance of the gem, such as the presence of internal play, base coloration, translucence, and brilliance.
How do I get fire opal?
Formed in the depths of ancient volcanoes, fire opal is created when water seeps into silica-rich lava, filling its seams and hollows. Under this incredible heat and pressure, the lava traps water within itself, forming these magical, sun-bright droplets.