Color Change Sapphire — Orangish-Pink to Purple

Gem Type: Natural Sapphire

Variety: Color Change Sapphire

Chemical Composition: Aluminum oxide (Al2O3)

Crystal System: Trigonal

Hardness: 9 (Mohs scale)

Description:

A captivating natural sapphire displaying a distinct color change phenomenon, shifting from a delicate orangish-pink in daylight or fluorescent light to a rich purple under incandescent or warm indoor lighting. This remarkable transformation is due to trace elements such as chromium and vanadium, which alter the gem’s absorption of light wavelengths under different lighting conditions.

Transparency: Transparent

Luster: Bright vitreous

Phenomenon: Strong to moderate color change (orangish-pink purple)

Origin: Commonly found in Sri Lanka, Madagascar, or Tanzania (exact origin not determined unless tested)

Notes:

Color change sapphires with a warm-to-cool hue shift, like orangish-pink to purple, are especially desirable and rare. The gem’s beauty is best appreciated by observing it under multiple light sources.