Rutheniridosmine
A variety of Minerals

What is Rutheniridosmine?
Rutheniridosmine is a naturally occurring mineral alloy of the elements ruthenium, iridium and osmium with the formula of (Ir,Os,Ru). Rutheniridosmine occurs as hexagonal, opaque, silver-white, metallic grains with a Mohs hardness of six. Platinum, palladium, rhodium, iron, and nickel occur as impurities. Rutheniridosmine occurs in association with sperrylite, hollingworthite, iridarsenite, ruthenarsenite, michenerite, laurite, geversite, moncheite, and chromite. Type localities include: the Ruby Creek, Spruce Creek, and Bullion mines of British Columbia, Canada and the Horokanai placer deposit, of Kamikawa Subprefecture, Hokkaidō, Japan.
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Rutheniridosmine 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.
Rutheniridosmine Localities Map
See where Rutheniridosmine is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Silver-white
- Hardness (Mohs)
- 6 - 7
Chemical Properties
- Chemical Formula
- (Ir,Os,Ru)
- Elements
- Ir, Os, Ru

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Rutheniridosmine FAQs
How do I identify Rutheniridosmine?
Rutheniridosmine can be identified by its hardness of 6 - 7 on the Mohs scale, Silver-white color. Look for these key characteristics when examining specimens.
What color is Rutheniridosmine?
Rutheniridosmine typically appears in Silver-white. Color can vary depending on impurities and formation conditions.
How hard is Rutheniridosmine?
Rutheniridosmine has a hardness of 6 - 7 on the Mohs scale. This gives it moderate hardness.


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