Hogarthite
A variety of Minerals
What is Hogarthite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Hogarthite 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.
Hogarthite Localities Map
See where Hogarthite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Tan to white to colorless
- Hardness (Mohs)
- 4
- Density
- 2.4 g/cm³
- Streak
- White
Chemical Properties
- Chemical Formula
- (Na,K)2CaTi2Si10O26 · 8H2O
- Elements
- Ca, H, K, Na, O, Si, Ti

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Hogarthite FAQs
How do I identify Hogarthite?
Hogarthite can be identified by its hardness of 4 on the Mohs scale, Tan to white to colorless color. Look for these key characteristics when examining specimens.
What color is Hogarthite?
Hogarthite typically appears in Tan to white to colorless. Color can vary depending on impurities and formation conditions.
How hard is Hogarthite?
Hogarthite has a hardness of 4 on the Mohs scale. This gives it moderate hardness.


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