Crednerite

A variety of Minerals

What is Crednerite?

Market Value Factors

Pricing varies for every rock and mineral, so use these universal factors to gauge Crednerite 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.

Applies to all rocks & minerals.

Quick Facts

Physical Properties

Color
Bright gray to iron black
Hardness (Mohs)
4
Rock tumbling
Not recommended
Density
5.46 g/cm³
Streak
Brownish-black

Chemical Properties

Chemical Formula
CuMnO2
Elements
Cu, Mn, O

Also Known As

CredneriteKupferhaltige manganerzKupfermanganKupfermanganschwärze
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Crednerite FAQs

How do I identify Crednerite?

Crednerite can be identified by its hardness of 4 on the Mohs scale, Bright gray to iron black color. Look for these key characteristics when examining specimens.

What color is Crednerite?

Crednerite typically appears in Bright gray to iron black. Color can vary depending on impurities and formation conditions.

How hard is Crednerite?

Crednerite has a hardness of 4 on the Mohs scale. This gives it moderate hardness.

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