The BGS Lexicon of Named Rock Units — Result Details

Yell Pegmatite Swarm

Computer Code: YPS Preferred Map Code: notEntered
Status Code: Pending Upgrade
Age range: Mid Devonian Epoch (DM) — Late Devonian Epoch (DU)
Lithological Description: Pegmatite and pegmatitic granite with subsidiary aplitic microgranite.
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: Shetland Granitic Suite (SHEGR)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
none recorded or not applicable
Reference(s):
none recorded or not applicable
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S128 S129 S130