Magnesio-fluoro-arfvedsonite
A variety of Minerals
What is Magnesio-fluoro-arfvedsonite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Magnesio-fluoro-arfvedsonite 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.
Magnesio-fluoro-arfvedsonite Localities Map
See where Magnesio-fluoro-arfvedsonite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Dark-grey to greyish-black.
- Hardness (Mohs)
- 5.5
- Streak
- Pale grey
Chemical Properties
- Chemical Formula
- [Na][Na2][Mg4Fe3+][Si<sub>8</sub>O<sub>22</sub>](F,OH)2 The arfvedsonite group minerals are sodium amphiboles defined with A(Na+K+2Ca)> 0.5 apfu and 0.5 apfu < C(Al+Fe3++2Ti) < 1.5 apfu with Fe as the dominant element in the C3+ position. Arfvedsonite is defined with A position: Na dominant C2+ position: Mg dominant C3+ position: Fe dominant W position: F dominant
- Elements
- F, Fe, Mg, Na, O, Si
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Magnesio-fluoro-arfvedsonite FAQs
How do I identify Magnesio-fluoro-arfvedsonite?
Magnesio-fluoro-arfvedsonite can be identified by its hardness of 5.5 on the Mohs scale, Dark-grey to greyish-black. color. Look for these key characteristics when examining specimens.
What color is Magnesio-fluoro-arfvedsonite?
Magnesio-fluoro-arfvedsonite typically appears in Dark-grey to greyish-black.. Color can vary depending on impurities and formation conditions.
How hard is Magnesio-fluoro-arfvedsonite?
Magnesio-fluoro-arfvedsonite has a hardness of 5.5 on the Mohs scale. This gives it moderate hardness.
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