Kulkeite
A variety of Minerals
What is Kulkeite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Kulkeite 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.
Kulkeite Localities Map
See where Kulkeite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Hardness (Mohs)
- 2
Chemical Properties
- Chemical Formula
- Mg8Al(AlSi7O20)(OH)10
- Elements
- Al, H, Mg, Na, O, Si

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Kulkeite FAQs
How do I identify Kulkeite?
Kulkeite can be identified by its hardness of 2 on the Mohs scale. Look for these key characteristics when examining specimens.
How hard is Kulkeite?
Kulkeite has a hardness of 2 on the Mohs scale. This makes it a soft mineral that can be scratched easily.


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