Smarts Quarry is a Site of Special Scientific Interest (SSSI) in Carmarthenshire, Wales, designated in 1987 for its geological features.
SSSI Smarts Quarry SSSI is located approximately east-north-east of Mynydd-y-Garreg, and covers .
The SSSI citation for Smart Quarry specifies the importance of "abundant, bivalve produced, stellate feeding traces on a bedding surface" within the Namurian quartzite of the quarry. The citation finds such traces unique within the Namurian basal grits of South Wales and suggestive of an estuarine rather than a shoreline sedimentary deposition of the quarry stone.
See also List of Sites of Special Scientific Interest in Carmarthenshire
References
External links SSSI information from Natural Resources Wales: SSSI Citation Your Special Site and its Future Maps: SSSI Citation map MAGIC map - DEFRA NBN Gateway map - National Biodiversity Network