Irarsite
A variety of Cobaltite Group
What is Irarsite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Irarsite 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.
Quick Facts
Physical Properties
- Color
- Iron black
- Hardness (Mohs)
- 6.5
- Rock tumbling
- Tumbles well
Chemical Properties
- Chemical Formula
- (Ir,Ru,Rh,Pt)AsS
- Elements
- As, Ir, Pt, Rh, Ru, S
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Irarsite FAQs
How do I identify Irarsite?
Irarsite can be identified by its hardness of 6.5 on the Mohs scale, Iron black color. Look for these key characteristics when examining specimens.
What color is Irarsite?
Irarsite typically appears in Iron black. Color can vary depending on impurities and formation conditions.
How hard is Irarsite?
Irarsite has a hardness of 6.5 on the Mohs scale. This gives it moderate hardness.
