Haycockite
A variety of Minerals
What is Haycockite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Haycockite 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
- Brass yellow
- Hardness (Mohs)
- 4.5
- Rock tumbling
- Not recommended
- Density
- 4.33 g/cm³
- Streak
- Black
Chemical Properties
- Chemical Formula
- Cu4Fe5S8
- Elements
- Cu, Fe, S
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Haycockite FAQs
How do I identify Haycockite?
Haycockite can be identified by its hardness of 4.5 on the Mohs scale, Brass yellow color. Look for these key characteristics when examining specimens.
What color is Haycockite?
Haycockite typically appears in Brass yellow. Color can vary depending on impurities and formation conditions.
How hard is Haycockite?
Haycockite has a hardness of 4.5 on the Mohs scale. This gives it moderate hardness.
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