Citrine
What is Citrine?
Citrine is a variety of quartz whose color ranges from a pale yellow to brownish orange due to ferric impurities. Natural citrine is rare; most commercially available citrines are heat-treated amethysts or smoky quartz. It is a popular gemstone used in jewelry.
Optical Properties
- Refractive Index
- 1.544-1.553
- Birefringence
- 0.013
- Pleochroism
- Weak to distinct
- Optical Character
- Uniaxial (+)
- Dispersion
- 0.013
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Citrine 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.
Citrine Localities Map
See where Citrine is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Yellow to brownish-orange
- Hardness (Mohs)
- 7
- Density
- 2.65 g/cm³
- Streak
- White
Chemical Properties
- Chemical Formula
- SiO2
- Elements
- Silicon, Oxygen, Iron
Also Known As
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Citrine FAQs
How do I identify Citrine?
Citrine can be identified by its hardness of 7 on the Mohs scale, Yellow to brownish-orange color. Look for these key characteristics when examining specimens.
What color is Citrine?
Citrine typically appears in Yellow to brownish-orange. Color can vary depending on impurities and formation conditions.
How hard is Citrine?
Citrine has a hardness of 7 on the Mohs scale. This makes it a relatively hard mineral suitable for jewelry.