Carobbiite
A variety of Minerals
What is Carobbiite?
Carobbiite, chemical formula KF (potassium fluoride), is a rare, soft (Mohs 2 - 2.5), colourless cubic mineral. It is found at Monte Somma, Somma-Vesuvius Complex, Province of Naples, Campania, Italy. It was discovered in 1956 by Italian geologist Guido Carobbi (1900–1983). It has also been reported from Hokkaido, Japan.
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Carobbiite 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.
Carobbiite Localities Map
See where Carobbiite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Colourless
- Hardness (Mohs)
- 2 - 2.5
- Density
- 2.528 g/cm³
Chemical Properties
- Chemical Formula
- KF
- Elements
- F, K
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Carobbiite FAQs
How do I identify Carobbiite?
Carobbiite can be identified by its hardness of 2 - 2.5 on the Mohs scale, Colourless color. Look for these key characteristics when examining specimens.
What color is Carobbiite?
Carobbiite typically appears in Colourless. Color can vary depending on impurities and formation conditions.
How hard is Carobbiite?
Carobbiite has a hardness of 2 - 2.5 on the Mohs scale. This makes it a soft mineral that can be scratched easily.
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