Pink Sapphire
Corundum
What is Pink Sapphire?
Pink Sapphire is a gemstone variety of the mineral corundum, which is primarily composed of aluminum oxide. The pink color is caused by trace amounts of chromium. Pink sapphires are prized for their vibrant color, which can range from pale pink to deep, vivid hues. They are often found in metamorphic rocks and are mined in various locations around the world. The gemstone is known for its durability, brilliance, and luster, making it a popular choice for jewelry.
Optical Properties
- Refractive Index
- 1.762-1.770
- Birefringence
- 0.008
- Pleochroism
- Weak to moderate
Discover Values
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Pink Sapphire before comparing listings or appraisals.
Size & Weight
Larger, intact specimens usually command higher prices.
Rarity & Demand
Scarce material or popular varieties sell at a premium.
Condition & Finish
Chips, repairs, and heavy wear lower value; clean prep helps.
Treatment & Provenance
Untreated specimens with documented locality are prized.
Pink Sapphire Localities Map
See where Pink Sapphire is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Pink, ranging from pale to vivid hues
- Hardness (Mohs)
- 9
- Density
- 3.99-4.05 g/cm
- Luster
- Vitreous to adamantine
- Crystal System
- Trigonal
Chemical Properties
- Chemical Formula
- Al2O3
- Elements
- Aluminum, Oxygen, Chromium (trace)
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Pink Sapphire FAQs
How do I identify Pink Sapphire?
Pink Sapphire can be identified by its hardness of 9 on the Mohs scale, Pink color, Vitreous to adamantine luster, Trigonal crystal system. Look for these key characteristics when examining specimens.
What color is Pink Sapphire?
Pink Sapphire typically appears in Pink, ranging from pale to vivid hues. Color can vary depending on impurities and formation conditions.
How hard is Pink Sapphire?
Pink Sapphire has a hardness of 9 on the Mohs scale. This makes it a relatively hard mineral suitable for jewelry.