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// Workers AI · dad joke modeWhy did Close House Mine go to therapy? It had a lot of deep issues.

Close House Mine
Close House Mine is located in County Durham
Close House Mine
Location within County Durham
LocationMAGiC MaP
Nearest townBarnard Castle
Coordinates54°36′2″N 2°14′4″W / 54.60056°N 2.23444°W / 54.60056; -2.23444
Area3.37 ha (8.3 acres)
Established1995
Governing bodyNatural England
WebsiteClose House Mine SSSI

Close House Mine is a Site of Special Scientific Interest in the Teesdale district of west County Durham, England. It is a disused opencast mine located in Arngill Beck on the north-east flank of Close House Crags, in the Lunedale Forest. The site is surrounded on three sides by the Upper Teesdale SSSI.

The mine is situated within the Lunedale fault system, at the southern limit of the Alston Block. A large barite ore body is exposed at the mine and a rare mineral, rosasite, has been identified at the site. [1] [2]

References

[edit]
  1. "Close House Mine : Reasons for SSSI status" (PDF). Natural England. Retrieved 1 April 2022.
  2. "Close House Mine : Views About Management" (PDF). Natural England. Retrieved 23 June 2025.