Garnet (Pyrope)
What is Garnet (Pyrope)?
Pyrope is a member of the garnet group of minerals. It is prized for its deep red color, often described as resembling the color of pomegranate seeds, hence the name 'pyrope' which comes from the Greek word 'pyrōpos' meaning 'fire-eyed'. Pyrope is a magnesium aluminum silicate, and its rich color is often due to the presence of iron and chromium. It is a popular gemstone used in jewelry due to its beauty, durability, and relatively high refractive index, which gives it a brilliant luster.
Optical Properties
- Refractive Index
- 1.730-1.760
- Birefringence
- None
- Pleochroism
- None
- Optical Character
- Isotropic
- Dispersion
- 0.022
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Garnet (Pyrope) 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.
Garnet (Pyrope) Localities Map
See where Garnet (Pyrope) is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Deep red, brownish-red, purplish-red
- Hardness (Mohs)
- 7 - 7.5
- Density
- 3.65 - 3.85 g/cm³
- Streak
- White
Chemical Properties
- Chemical Formula
- (Mg,Fe)3Al2(SiO4)3
- Elements
- Silicon, Oxygen, Aluminum, Magnesium, Iron, Chromium, Vanadium
Also Known As
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Garnet (Pyrope) FAQs
How do I identify Garnet (Pyrope)?
Garnet (Pyrope) can be identified by its hardness of 7 - 7.5 on the Mohs scale, Deep red color. Look for these key characteristics when examining specimens.
What color is Garnet (Pyrope)?
Garnet (Pyrope) typically appears in Deep red, brownish-red, purplish-red. Color can vary depending on impurities and formation conditions.
How hard is Garnet (Pyrope)?
Garnet (Pyrope) has a hardness of 7 - 7.5 on the Mohs scale. This makes it a relatively hard mineral suitable for jewelry.