: Most Mexican fire opals have a solid body color without flashes. If a stone does exhibit "play-of-color" (shimmering greens or blues), its value increases significantly. 2. Metal and Setting Selection
Faceted cuts are preferred for transparent stones to maximize light reflection.
Cabochons are standard for translucent or "precious" fire opals with a play-of-color.
: Inspect the surface for tiny cracks (crazing), which can indicate the stone is drying out and becoming brittle.
Mexican Fire Opals are relatively soft (), making the setting vital for protection.
Buying a ring is an investment in one of nature's most vibrant gems. Unlike traditional opals known for a milky "play-of-color," Mexican Fire Opals are prized for their vivid, translucent body colors—ranging from sunburst yellows to deep cherry reds. 1. Grading Quality (The 4 Cs) Color : This is the most critical value factor. Top Tier : Intense, saturated orange-red or "cherry" red .
: Most Mexican fire opals have a solid body color without flashes. If a stone does exhibit "play-of-color" (shimmering greens or blues), its value increases significantly. 2. Metal and Setting Selection
Faceted cuts are preferred for transparent stones to maximize light reflection.
Cabochons are standard for translucent or "precious" fire opals with a play-of-color.
: Inspect the surface for tiny cracks (crazing), which can indicate the stone is drying out and becoming brittle.
Mexican Fire Opals are relatively soft (), making the setting vital for protection.
Buying a ring is an investment in one of nature's most vibrant gems. Unlike traditional opals known for a milky "play-of-color," Mexican Fire Opals are prized for their vivid, translucent body colors—ranging from sunburst yellows to deep cherry reds. 1. Grading Quality (The 4 Cs) Color : This is the most critical value factor. Top Tier : Intense, saturated orange-red or "cherry" red .
