Nikmelnikovite

Facts

Chemical formula

Ca₁₂Fe²⁺Fe³⁺₃Al₃(SiO₄)₆(OH)₂₀

Crystal system

Trigonal

Elements in formula

Calcium, Iron, Aluminium, Silicon, Oxygen, Hydrogen

Number of elements

6

IMA status

Approved

Type locality

Kovdor massif

Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q61478757