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Mineralati

Minerals

Potassic-Ferro-Ferri-Sadanagaite

potassic-ferro-ferri-sadanagaite

KCa2Fe²⁺3Fe³⁺2(Si5Al3)O22(OH)2

Potassic-ferro-ferri-sadanagaite: Mineral information, data and localities.

Potassic-ferro-ferri-sadanagaite: Mineral information, data and localities. — via www.mindat.org · Source

Overview

Potassic-Ferro-Ferri-Sadanagaite is a mineral species (Ca-amphibole, double chain inosilicate mineral). It crystallises in the monoclinic system. Reported colour: black. Mohs hardness about 5.8. Nickel–Strunz class: 9.DE.15.

Identification characteristics

  • Mohs hardness 5.8

Scientific references

  1. Potassic-Ferro-Ferri-Sadanagaite — Wikidata. https://www.wikidata.org/wiki/Q3909493 Link