Tokkoite
A variety of Minerals
What is Tokkoite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Tokkoite 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.
Tokkoite Localities Map
See where Tokkoite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Light yellow
- Hardness (Mohs)
- 4 - 5
Chemical Properties
- Chemical Formula
- K2Ca4Si7O18(OH) Previous formula: K2Ca4Si7O17(O,OH,F)4
- Elements
- Ca, F, H, K, O, Si
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Tokkoite FAQs
How do I identify Tokkoite?
Tokkoite can be identified by its hardness of 4 - 5 on the Mohs scale, Light yellow color. Look for these key characteristics when examining specimens.
What color is Tokkoite?
Tokkoite typically appears in Light yellow. Color can vary depending on impurities and formation conditions.
How hard is Tokkoite?
Tokkoite has a hardness of 4 - 5 on the Mohs scale. This gives it moderate hardness.
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