The BGS Lexicon of Named Rock Units — Result Details

Rotational slides

Computer Code: RSLD Preferred Map Code: notEntered
Status Code: Full
Age range: Quaternary Period (Q) — Quaternary Period (Q)
Lithological Description: Rotational slides are a type of slide characterised by movement along a curved, concave-upwards failure surface; this imparts a back-tilt or into-slope dip to the slipped mass which thus sinks at the rear and heaves at the toe.
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: Slides (SLDE)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
none recorded or not applicable
Reference(s):
McMillan, A A and Powell, J H. 1999. The classification of artificial (man made) ground and natural superficial deposits. British Geological Survey Research Report, RR/99/04. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
none recorded or not applicable