Potassic-magnesio-fluoro-arfvedsonite

A variety of Minerals

What is Potassic-magnesio-fluoro-arfvedsonite?

Market Value Factors

Pricing varies for every rock and mineral, so use these universal factors to gauge Potassic-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.

Applies to all rocks & minerals.

Potassic-magnesio-fluoro-arfvedsonite Localities Map

See where Potassic-magnesio-fluoro-arfvedsonite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.

Map preview

North ZoneCentral RidgeSouth Basin

Quick Facts

Chemical Properties

Chemical Formula: [(K,Na)][Na₂][Mg₄Fe³⁺][Si₈O₂₂][(F,OH)<sub>2</sub>] 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. Potassic-magnesio-fluoro-arfvedsonite is defined with A position: K dominant C²⁺ position: Mg dominant C³⁺ position: Fe dominant W position: F dominant
Elements: F, Fe, H, K, Mg, Na, O, Si