Bardon Hill Quarry is a geological

Site of Special Scientific Interest A Site of Special Scientific Interest (SSSI) in Great Britain, or an Area of Special Scientific Interest (ASSI) in the Isle of Man and Northern Ireland, is a conservation designation denoting a protected area in the United Kingdom and Isle ...

east of Coalville in

Leicestershire Leicestershire ( ) is a Ceremonial counties of England, ceremonial county in the East Midlands of England. It is bordered by Derbyshire, Nottinghamshire and Lincolnshire to the north, Rutland to the east, Northamptonshire to the south-east, Warw ...

. It is a

Geological Conservation Review The Geological Conservation Review (GCR) is produced by the UK's Joint Nature Conservation Committee. It is designed to identify those sites of national and international importance needed to show all the key scientific elements of the geological ...

site. This quarry has been operated for over 400 years and produces three million tonnes of rock a year, 15% of UK output. It exposes rocks from an andesitic

Precambrian The Precambrian ( ; or pre-Cambrian, sometimes abbreviated pC, or Cryptozoic) is the earliest part of Earth's history, set before the current Phanerozoic Eon. The Precambrian is so named because it preceded the Cambrian, the first period of t ...

volcano, similar to the 1995 Montserrat eruption, about 570 million years ago. There are veins of quartz containing copper and gold. There is no public access to the site.

References

{{Authority control Sites of Special Scientific Interest in Leicestershire Geological Conservation Review sites