Linzhiite
A variety of Minerals
What is Linzhiite?
Linzhiite is an iron silicide mineral with the formula FeSi2. It was discovered in the 1960s in Donetsk Oblast in Soviet Union, and named ferdisilicite, but was not approved by the International Mineralogical Association. It was later rediscovered near Linzhi in Tibet. Linzhiite occurs together with other rare iron silicide minerals, xifengite (Fe5Si3) and naquite (FeSi).
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Linzhiite 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.
Linzhiite Localities Map
See where Linzhiite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Steel grey
- Hardness (Mohs)
- 6.5
- Density
- 4.972 g/cm³
- Streak
- Freyish-black
Chemical Properties
- Chemical Formula
- FeSi2
- Elements
- Fe, Si
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Linzhiite FAQs
How do I identify Linzhiite?
Linzhiite can be identified by its hardness of 6.5 on the Mohs scale, Steel grey color. Look for these key characteristics when examining specimens.
What color is Linzhiite?
Linzhiite typically appears in Steel grey. Color can vary depending on impurities and formation conditions.
How hard is Linzhiite?
Linzhiite has a hardness of 6.5 on the Mohs scale. This gives it moderate hardness.
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