Ilsemannite

A variety of Minerals

Ilsemannite specimen

What is Ilsemannite?

Market Value Factors

Pricing varies for every rock and mineral, so use these universal factors to gauge Ilsemannite 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
Black, blue-black, or blue; turns blue on exposure

Chemical Properties

Chemical Formula
Mo3O8 · nH2O
Elements
H, Mo, O
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Ilsemannite FAQs

How do I identify Ilsemannite?

Ilsemannite can be identified by its Black color. Look for these key characteristics when examining specimens.

What color is Ilsemannite?

Ilsemannite typically appears in Black, blue-black, or blue; turns blue on exposure. Color can vary depending on impurities and formation conditions.

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