Heftetjernite
A variety of Minerals
What is Heftetjernite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Heftetjernite 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.
Heftetjernite Localities Map
See where Heftetjernite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Very dark brown (to greenish brown in part)
- Hardness (Mohs)
- 4.5
- Streak
- Dark brownish (with a reddish hue)
Chemical Properties
- Chemical Formula
- ScTaO4
- Elements
- O, Sc, Ta
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Heftetjernite FAQs
How do I identify Heftetjernite?
Heftetjernite can be identified by its hardness of 4.5 on the Mohs scale, Very dark brown (to greenish brown in part) color. Look for these key characteristics when examining specimens.
What color is Heftetjernite?
Heftetjernite typically appears in Very dark brown (to greenish brown in part). Color can vary depending on impurities and formation conditions.
How hard is Heftetjernite?
Heftetjernite has a hardness of 4.5 on the Mohs scale. This gives it moderate hardness.
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