Computer Code: |
MSSP |
Preferred Map Code: |
M |
Status Code: |
Full |
Age range: |
Neoproterozoic Era (AZ)
— Neoproterozoic Era (AZ) |
Lithological Description: |
Semipelite, schistose to gneissose. |
Definition of Lower Boundary: |
Tectonic contact with the Glen Banchor Succession. |
Definition of Upper Boundary: |
Gradational boundary into the Fara Psammite Formation placed where psammite becomes the dominant lithology. |
Thickness: |
Unknown. May be up to 100m |
Geographical Limits: |
In Spey Valley adjacent to Laggan Village in Dalwhinnie district. [Scotland sheet 63E]. |
Parent Unit: |
Corrieyairack Subgroup (GRCO)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Type Area |
On crags 2km ESE of Strathmashie House. |
Reference(s): |
British Geological Survey. 2000. Dalwhinnie, Scotland. Sheet 63E. Solid Geology 1:50 000. (Keyworth, Nottingham: British Geological Survey.) |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
S063
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