Mattheddleite

TSNB231
Mineral

Mineral Species

Mattheddleite

Type Locality

No

Composition

Pb5(SiO4)1.5(SO4)1.5Cl

Crystal System

Hexagonal

Status at Tsumeb

Doubtful

Entry Number

Species; TSNB231

General Notes

Joy Désor has identified a potential hydroxyl analogue of mattheddleite associated with hydrocerussite, plumboselite and sidpietersite (Joy Désor, pers. comm. to M. Southwood 2021). Further work is required to charcterise this mineral. 

Associated Minerals

hydrocerussite (?); plumboselite (?); sidpietersite (?)