Collyweston Slate Mine

Collyweston Slate Mine is a 0.9-hectare (2.2-acre) geological Site of Special Scientific Interest Northamptonshire.^[1][2] It is a Geological Conservation Review site.^[3]

Collyweston Slate Mine

Site of Special Scientific Interest
Location	Northamptonshire
Grid reference	TF 000 030[1]
Interest	Geological
Area	0.9 hectares[1]
Notification	1984[1]
Location map	Magic Map

This slate mine was operated until 1963, quarrying Collyweston slate, which dates to the Jurassic. The shaft exposes a section described by Natural England as "stratigraphically important", and it is the type locality for the slate.^[4]

The site is private land with no public access.