zircon

noun

Pronunciation: ˈzɜːrkɒn

Definition

A durable, naturally occurring mineral often used as a gemstone, known for its high refractive index and variety of colors.

Examples

• Geologists often use zircon crystals to date ancient rock formations because they contain trace amounts of radioactive uranium.

• The deep blue zircon was set in a simple gold band to highlight its natural brilliance.

• While often confused with cubic zirconia, a true zircon is a distinct mineral found in igneous and metamorphic rocks.

Synonyms of zircon

Words with a similar meaning to zircon:

• gem
• mineral
• silicate

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