Magnesio-ferri-fluoro-hornblende

A variety of Minerals

What is Magnesio-ferri-fluoro-hornblende?

Market Value Factors

Pricing varies for every rock and mineral, so use these universal factors to gauge Magnesio-ferri-fluoro-hornblende 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.

Magnesio-ferri-fluoro-hornblende Localities Map

See where Magnesio-ferri-fluoro-hornblende 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

Physical Properties

Density: 3.315 g/cm³

Chemical Properties

Chemical Formula: ☐{Ca₂}{Mg₄Fe³⁺}(AlSi₇O₂₂)F₂ Defined as a an amphibole in the magnesio-hornblende group of the Calcium subgroup with Mg>Fe²⁺ and Fe³⁺>Al in the C position and with F as the dominant anion in the W position
Elements: Al, Ca, F, Fe, Mg, O, Si