Mattheddleite

Mattheddleite - microscopic white crystals - associated with grey acicular aggregates of lanarkite, grey platy leadhillite and earthy yellow-green pyromorphite - probably from Susanna Mine, Leadhills, Lanarkshire.

Macphersonite

Macphersonite - a crystal in cavity lined with Mattheddleite, associated with cerussite, caledonite, leadhillite and susannite on quartz matrix - from Leadhills Dod, Leadhills, Lanarkshire. TYPE SPECIMEN (both)