The BGS Lexicon of Named Rock Units — Result Details

Camasunary Siltstone Member

Computer Code: CASI Preferred Map Code: notEntered
Status Code: Full
Age range: Oxfordian Age (JO) — Oxfordian Age (JO)
Lithological Description: Siltstone.
Definition of Lower Boundary: Underlain by the Camasunary Sandstone Member (CASA).
Definition of Upper Boundary: Overlain unconformably locally by pebbly limestone and sandstone of the Upper Cretaceous Strathaird Limestone Formation (STRL) (Sykes, 1975, p. 71).
Thickness: none recorded or not applicable
Geographical Limits: Strathaird district, Skye, north-west Scotland.
Parent Unit: Staffin Shale Formation (SFSH)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
Reference Section  Foreshore at Rudha na h'Airigh Baine [NG 516 172], Strathaird, southern Skye. 
Reference(s):
Barron, A J M, Lott, G K, and Riding, J B. 2012. Stratigraphical framework for the Middle Jurassic strata of Great Britain and the adjoining continental shelf. British Geological Survey Research Report RR/11/06. 
Sykes, R M. 1975. The stratigraphy of the Callovian and Oxfordian stages (Middle-Upper Jurassic) in northern Scotland. Scottish Journal of Geology, Vol.11, 51-78. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S071