The BGS Lexicon of Named Rock Units — Result Details

Cruachan Intrusion

Computer Code: CRUA Preferred Map Code: notEntered
Status Code: Index Level
Age range: Silurian Period (S) — Silurian Period (S)
Lithological Description: Granite, granitic-rock and quartz-diorite with subsidiary tonalite.
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: Etive Pluton (ETIVE)
Previous Name(s): Cruachan Phase, Starav Granite [Obsolete Name and Code: Use CRUA] (-3963)
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:
S053