Mexican Fire Opal Gem Rough

Mexican Fire Opal Gem Rough.jpg
Mexican Fire Opal Gem Rough.jpg

Mexican Fire Opal Gem Rough

from 5.62

Fire opal, named after it's orange color. This is best quality, clear and transparent. These are very sensitive to every stress. Hardness 5.5 - 6.5, refractive index=1.37 - 1.52.

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