Niocalite
A variety of Minerals
What is Niocalite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Niocalite 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.
Niocalite Localities Map
See where Niocalite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Lemon-yellow; colourless in transmitted light
- Hardness (Mohs)
- 6
- Density
- 3.29 g/cm³
Chemical Properties
- Chemical Formula
- (Ca,Nb)4(Si2O7)(O,OH,F)2
- Elements
- Ca, F, Nb, O, Si
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Niocalite FAQs
How do I identify Niocalite?
Niocalite can be identified by its hardness of 6 on the Mohs scale, Lemon-yellow; colourless in transmitted light color. Look for these key characteristics when examining specimens.
What color is Niocalite?
Niocalite typically appears in Lemon-yellow; colourless in transmitted light. Color can vary depending on impurities and formation conditions.
How hard is Niocalite?
Niocalite has a hardness of 6 on the Mohs scale. This gives it moderate hardness.
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