Quartz vein
Description: Milky white, anhedral vein quartz. One face of the sample has lots of mica (?muscovite) crystals. Original description: "From the zone of 'highly altered slates' immediately east of the main outcrop of the Barrule Slates."
Measurements: 4 inch x 3 inch x 1 1/2 inch
Taxonomic name: Manx Group: quartz and muscovite vein
Collection: Natural History Geology Collection
ID number: 1954-7490