The BGS Lexicon of Named Rock Units — Result Details

Outer Hebrides Thrust Zone Mylonites Complex

Computer Code: OHTZ Preferred Map Code: OHT
Status Code: Pending Upgrade
Age range: Archean Eon (AR) — Proterozoic Eon (AP)
Lithological Description: Mylonite and trace cataclasite, protocataclasite and pseudotachylite.
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: Not Applicable (-)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
none recorded or not applicable
Reference(s):
Kursten, M, 1957. The metamorphic and tectonic history of parts of the Outer Hebrides. Transactions of the Edinburgh Geological Society, Vol.17, 1-31. 
Fettes, D J, Mendum, J R, Smith, D I and Watson, J V, 1984. Geology of the Outer Hebrides. Memoir of the British Geological Survey, Sheets (solid edition) Lewis and Harris, Uist and Barra (Scotland). 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S344 S346 S342 S340