Oxy-schorl

Facts

Chemical formula

Na(Fe²⁺₂Al)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃O

Crystal system

Trigonal

Mohs hardness

7.0

Elements in formula

Sodium, Iron, Aluminium, Silicon, Oxygen, Boron, Hydrogen

Number of elements

7

IMA status

Approved

Type locality

Kutná Hora District

Named after

Oxygen

Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q19861129