Borcarite
A variety of Minerals
What is Borcarite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Borcarite 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.
Borcarite Localities Map
See where Borcarite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Hardness (Mohs)
- 4
Chemical Properties
- Chemical Formula
- Ca4Mg(B4O6(OH)6)(CO3)2
- Elements
- B, C, Ca, H, Mg, O

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Borcarite FAQs
How do I identify Borcarite?
Borcarite can be identified by its hardness of 4 on the Mohs scale. Look for these key characteristics when examining specimens.
How hard is Borcarite?
Borcarite has a hardness of 4 on the Mohs scale. This gives it moderate hardness.


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