The BGS Lexicon of Named Rock Units — Result Details

Stornoway Formation

Computer Code: STW Preferred Map Code: notEntered
Status Code: Pending Upgrade
Age range: Guadalupian Epoch (PUG) — Early Triassic Epoch (TE)
Lithological Description: none recorded or not applicable
Definition of Lower Boundary: none recorded or not applicable
Definition of Upper Boundary: none recorded or not applicable
Thickness: none recorded or not applicable
Geographical Limits: none recorded or not applicable
Parent Unit: New Red Sandstone Supergroup (NRS)
Previous Name(s): Stornoway Beds (-1849)
Alternative Name(s): none recorded or not applicable
Stratotypes:
none recorded or not applicable
Reference(s):
Fettes, D J, Mendum, J R, Smith, DI and Watson, J V, 1992. Geology of the Outer Hebrides. Memoir of the British Geological Survey, Sheets (solid edition) Lewis and Harris, Uist and Barra (Scotland), pp.164-166. 
Steel, R J and Wilson, A C, 1975. Sedimentation and tectonism (?Permo-Triassic) on the margin of the North Minch Basin, Lewis. Journal of the Geological Society of London, Vol.131, 183-202. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S071 S081 S044 S070 S052 S052 S346