Bettertonite

Facts

Chemical formula

Al₆(AsO₄)₃(OH)₉·16H₂O

Crystal system

Monoclinic

Elements in formula

Aluminium, Arsenic, Oxygen, Hydrogen

Number of elements

4

IMA status

Approved

Type locality

Penberthy Croft Mine

Named after

John Betterton

Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q19862339