Irtyshite
A variety of Natrotantite Group
What is Irtyshite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Irtyshite 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.
Irtyshite Localities Map
See where Irtyshite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Colorless
- Hardness (Mohs)
- 7
- Density
- 7.03 g/cm³
- Streak
- White
Chemical Properties
- Chemical Formula
- Na2(Ta,Nb)4O11
- Elements
- Na, Nb, O, Ta
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Irtyshite FAQs
How do I identify Irtyshite?
Irtyshite can be identified by its hardness of 7 on the Mohs scale, Colorless color. Look for these key characteristics when examining specimens.
What color is Irtyshite?
Irtyshite typically appears in Colorless. Color can vary depending on impurities and formation conditions.
How hard is Irtyshite?
Irtyshite has a hardness of 7 on the Mohs scale. This makes it a relatively hard mineral suitable for jewelry.