Barroisite
A variety of Minerals
What is Barroisite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Barroisite 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.
Barroisite Localities Map
See where Barroisite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Bluish-green to green.
- Hardness (Mohs)
- 5 - 6
- Streak
- White
Chemical Properties
- Chemical Formula
- ☐{CaNa}{Mg3Al2}(AlSi7O22)(OH)2 The barroisite group minerals are sodium-calcium amphiboles defined with A(Na+K+2Ca)< 0.5 apfu and 1.5 apfu < C(Al+Fe3++2Ti). Barroisite is defined with C2+ position: Mg dominant C3+ position: Al dominant W position: (OH) dominant
- Elements
- Al, Ca, H, Mg, Na, O, Si
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Barroisite FAQs
How do I identify Barroisite?
Barroisite can be identified by its hardness of 5 - 6 on the Mohs scale, Bluish-green to green. color. Look for these key characteristics when examining specimens.
What color is Barroisite?
Barroisite typically appears in Bluish-green to green.. Color can vary depending on impurities and formation conditions.
How hard is Barroisite?
Barroisite has a hardness of 5 - 6 on the Mohs scale. This gives it moderate hardness.
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