| Computer Code: |
SBUS |
Preferred Map Code: |
SYMB |
| Status Code: |
Full |
| Age range: |
Neoproterozoic Era (AZ)
— Neoproterozoic Era (AZ) |
| Lithological Description: |
Semipelitic mica-schist, usually grey or olive, knotted in parts, commonly staurolite bearing. |
| Definition of Lower Boundary: |
Unknown - lozenge-shaped outcrop between two major faults of the Portsoy Lineament. |
| Definition of Upper Boundary: |
Unknown - lozenge-shaped outcrop between two major faults of the Portsoy Lineament. |
| Thickness: |
Up to 900m (based on maximum observed outcrop width with no allowance for probable folding and other tectonic thickening or thinning). |
| Geographical Limits: |
NNW/SSE-trending outcrop, to 1.25km wide, from Allt na Craoibhe-caorainn [NJ 321 257] to Leadensider Burn [NJ 343 197]. Blackwater - Glenbuchat area, Moray and Gordon Districts. Sheet 75E. |
| Parent Unit: |
Argyll Group (ARGY)
|
| Previous Name(s): |
none recorded or not applicable
|
| Alternative Name(s): |
none recorded or not applicable
|
| Stratotypes: |
| Type Section |
Scors Burn |
| Reference(s): |
| Fettes, D J, Lesley, A G, Stephenson, D, and Kimbell, S F. 1991. Disruption of Dalradian stratigarphy along the Portsey Lineament from new geological and magnetic surveys. Scottish Journal of Geology, Vol. 27, 57-73. |
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: |
|
S075
|
