Håleniusite-(la)
Håleniusite-(La)
A variety of Minerals
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What is Håleniusite-(la)?
Håleniusite-(La), chemical formula (La,Ce)OF. is a yellow isometric mineral. It has a dull, earthy lustre. The geological setting of håleniusite-(La) is in vugs and leaching zones of massive ferriallanite-(Ce), intimately intergrown with cerite-(Ce) and bastnäsite-(La). It was discovered in 1986 at Bastnäs mines, Riddarhyttan, Skinnskatteberg, Västmanland, Sweden and named in honour of Ulf Hålenius, director of the mineralogy department at the Swedish Museum of Natural History in Stockholm, Sweden.
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Håleniusite-(la) 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.
Håleniusite-(la) Localities Map
See where Håleniusite-(la) is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- lemon yellow to ochre yellow
- Density
- 6.5 g/cm³
- Streak
- light yellow
Chemical Properties
- Chemical Formula
- (La,Ce)OF
- Elements
- Ce, F, La, O
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Håleniusite-(la) FAQs
How do I identify Håleniusite-(la)?
Håleniusite-(la) can be identified by its lemon yellow to ochre yellow color. Look for these key characteristics when examining specimens.
What color is Håleniusite-(la)?
Håleniusite-(la) typically appears in lemon yellow to ochre yellow. Color can vary depending on impurities and formation conditions.
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