Rhönite
A variety of Minerals
What is Rhönite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Rhönite 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.
Rhönite Localities Map
See where Rhönite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Brown-red, black to reddish black
- Hardness (Mohs)
- 5 - 6
- Density
- 3.4 - 3.76 g/cm³
- Streak
- reddish brown
Chemical Properties
- Chemical Formula
- Ca4[Mg8Fe3+2Ti2]O4[Si6Al6O36]
- Elements
- Al, Ca, Fe, Mg, O, Si, Ti
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Rhönite FAQs
How do I identify Rhönite?
Rhönite can be identified by its hardness of 5 - 6 on the Mohs scale, Brown-red color. Look for these key characteristics when examining specimens.
What color is Rhönite?
Rhönite typically appears in Brown-red, black to reddish black. Color can vary depending on impurities and formation conditions.
How hard is Rhönite?
Rhönite has a hardness of 5 - 6 on the Mohs scale. This gives it moderate hardness.
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