Vishnevite
A variety of Minerals
What is Vishnevite?
Vishnevite, or sulfatic cancrinite, is a mineral of the cancrinite group with the chemical formula (Na, Ca, K)6(Si, Al)12O24[(SO4),(CO3), Cl2]2-4·nH2O. It has hexagonal crystals.
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Vishnevite 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.
Vishnevite Localities Map
See where Vishnevite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- colourless, light blue, orange-yellow, white
- Hardness (Mohs)
- 5 - 6
- Streak
- white
Chemical Properties
- Chemical Formula
- (Na,K)8(Al6Si6O24)(SO4,CO3) · 2H2O
- Elements
- Al, C, H, K, Na, O, S, Si
Also Known As
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Vishnevite FAQs
How do I identify Vishnevite?
Vishnevite can be identified by its hardness of 5 - 6 on the Mohs scale, colourless color. Look for these key characteristics when examining specimens.
What color is Vishnevite?
Vishnevite typically appears in colourless, light blue, orange-yellow, white. Color can vary depending on impurities and formation conditions.
How hard is Vishnevite?
Vishnevite has a hardness of 5 - 6 on the Mohs scale. This gives it moderate hardness.
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