Melo Pearl Buying Guide
Bright orange colors and flames that seem to dance across the surface make the melo pearl a fascinating gem choice. Learn how to find a quality specimen.
4 Minute Read
What are Melo Pearls?
Melo pearls are extremely rare non-nacreous calcareous concretions from the gastropod Melo melo. This large sea snail has a limited range, occupying shallow seas near Myanmar, Malaysia, Vietnam, Indonesia, and the Philippines.
Since melo pearls are non-nacreous, they don't have the familiar iridescent shine of cultured pearls. Instead, they have a flame effect that moves across the pearl. Although made of aragonite, which is also found in nacreous pearls, melo pearls arrange this mineral in a different manner. Instead of the layered platelets that make up nacre, the aragonite crystals intertwine in a melo pearl. This structure creates the flame effect.
These rare pearls were once a sign of royalty in Eastern cultures, even when they were unknown to the rest of the world. Believed to be droplets that fell from the dragon in the sky, melo pearls were worshipped as holy objects. Because of this, they were never drilled and worn. Still, emperors would often wear motifs of a dragon chasing a flaming orange pearl.
Melo Pearl Quality Factors
The four Cs of colored gemstone grading aren't the best way to evaluate either nacreous or non-nacreous pearl quality. Instead, the calcareous...
A geologist, environmental engineer and Caltech graduate, Addison’s interest in the mesmerizing and beautiful results of earth’s geological processes began in her elementary school’s environmental club. When she isn’t writing about gems and minerals, Addison spends winters studying ancient climates in Iceland and summers hiking the Colorado Rockies.
Calcareous Concretions Value, Price, and Jewelry Information
Quahog Pearl Buying Guide
Seven Famous Pearls and Their Histories
Tridacna Pearl Buying Guide
Azurite Value, Price, and Jewelry Information
An Introduction to the Lapidary Arts
Crystalline Quartz Buying Guide
How Does Vapor Deposition Create Mystic Topaz and Aqua Aura Quartz?
When you join the IGS community, you get trusted diamond & gemstone information when you need it.
Get started with the International Gem Society’s free guide to gemstone identification. Join our weekly newsletter & get a free copy of the Gem ID Checklist!