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Longhoughton Quarry is a Site of Special Scientific Interest (SSSI) in north Northumberland in North East England. The site is a now disused quarry which yielded whinstone, a hard dark rock associated in Northumberland with the Whin Sill.
Location and natural features Longhoughton Quarry is situated west of Longhoughton, a coastal village in Northumberland. The SSSI covers an area of . The quarry displays intrusions of the igneous rock dolerite beneath a Great Limestone stratum, and shows variously the incorporation of blocks of sedimentary rock; baking of sedimentary rock, and the delineation of ancient watercourses.
The condition of Longhoughton Quarry was judged to be favourable in 2009.
See also List of Sites of Special Scientific Interest in Northumberland
References
External links Natural England SSSI record for Longhoughton Quarry