Gemological Properties

Gemological Information for Apatite
Color Colorless, Yellow, Green, Violet, Blue, Pink & Brown
Crystal Structure Hexagonal
Refractive Index 1.634 - 1.638
Durability Fair to Poor
Hardness 5
Similar Stones Topaz, Andalusite, Danburite, Barite, Tourmaline
Treatments None Known at this Time
Country of Origin Mexico, Brazil, Myanmar
Apatite Care
Ultrasonic Cleaning Risky
Steam Cleaning Never
Warm Soapy Water Safe
Chemical Attack Attacked by Sulfuric and Hydrochloric Acid
Light Sensitivity Stable with Some Fading
Heat Sensitivity Sensitive, Changes Color

Online G&G Articles on Apatite