Pinakiolite
A variety of Minerals
What is Pinakiolite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Pinakiolite 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.
Pinakiolite Localities Map
See where Pinakiolite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Black; deep reddish brown in transmitted light
- Hardness (Mohs)
- 6
- Density
- 3.88 g/cm³
- Streak
- Brown-gray
Chemical Properties
- Chemical Formula
- (Mg,Mn2+)2Mn3+(BO3)O2
- Elements
- B, Mg, Mn, O, Sb
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Pinakiolite FAQs
How do I identify Pinakiolite?
Pinakiolite can be identified by its hardness of 6 on the Mohs scale, Black; deep reddish brown in transmitted light color. Look for these key characteristics when examining specimens.
What color is Pinakiolite?
Pinakiolite typically appears in Black; deep reddish brown in transmitted light. Color can vary depending on impurities and formation conditions.
How hard is Pinakiolite?
Pinakiolite has a hardness of 6 on the Mohs scale. This gives it moderate hardness.
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