Keldyshite
A variety of Minerals
What is Keldyshite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Keldyshite 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.
Keldyshite Localities Map
See where Keldyshite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- White
- Hardness (Mohs)
- 3.5 - 4.5
- Density
- 3.26 g/cm³
Chemical Properties
- Chemical Formula
- (Na,H)2ZrSi2O7
- Elements
- Na, O, Si, Zr

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Keldyshite FAQs
How do I identify Keldyshite?
Keldyshite can be identified by its hardness of 3.5 - 4.5 on the Mohs scale, White color. Look for these key characteristics when examining specimens.
What color is Keldyshite?
Keldyshite typically appears in White. Color can vary depending on impurities and formation conditions.
How hard is Keldyshite?
Keldyshite has a hardness of 3.5 - 4.5 on the Mohs scale. This gives it moderate hardness.


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