Mangano-ferri-eckermannite

Facts

Chemical formula

NaNa₂(Mn²⁺₄Fe³⁺)Si₈O₂₂(OH)₂

Crystal system

Monoclinic

Mohs hardness

5.0

Elements in formula

Sodium, Manganese, Iron, Silicon, Oxygen, Hydrogen

Number of elements

6

IMA status

Redefined

Type locality

Tanohata mine

Named after

Manganese

Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q3817799