Thalcusite

A variety of Minerals

What is Thalcusite?

Market Value Factors

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

Thalcusite Localities Map

See where Thalcusite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.

Map preview
North ZoneCentral RidgeSouth Basin

Interactive map layers and collecting notes are available in the app.

Quick Facts

Physical Properties

Color
Gray
Hardness (Mohs)
2.5 - 3

Chemical Properties

Chemical Formula
Tl2Cu3FeS4
Elements
Cu, Fe, S, Tl
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Thalcusite FAQs

How do I identify Thalcusite?

Thalcusite can be identified by its hardness of 2.5 - 3 on the Mohs scale, Gray color. Look for these key characteristics when examining specimens.

What color is Thalcusite?

Thalcusite typically appears in Gray. Color can vary depending on impurities and formation conditions.

How hard is Thalcusite?

Thalcusite has a hardness of 2.5 - 3 on the Mohs scale. This makes it a soft mineral that can be scratched easily.

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