YOUR GUIDE TO RARE BEAUTY

Discover the Beauty of

Coral

Explore the history, properties, and value of one of the world's most remarkable gemstones.

History

Coral, cherished by Mediterranean cultures for its vibrant red and pink tones, symbolizes protection and vitality. It has been used in jewelry for centuries.

Origin

Mediterranean Sea, Japan, Taiwan

Chemical Formula

Al₂O₃ (Aluminum Oxide with trace elements)

Luster

Dull (Earthy)

Refractive Index

1.49

Specific Gravity

2.6

Crystal System

Hardness

Currently priced at

$50 - $300

a Carat

Help Guide

Crystal System

Gemstones and minerals are classified into seven primary crystal systems based on their atomic structure.

Refractive Index

The refractive index (RI) of a material measure how much light is bent, or refracted, when entering the material from another medium.

Specific Gravity

The specific gravity (SG) of a substance is a measure of its density compared to water.

Chemical Formula

A chemical formula shows the types and quantities of atoms in a molecule.

Discover the Beauty of

Coral

History

Origin

Help Guide

Crystal System

Refractive Index

Specific Gravity

Chemical Formula

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