Computer Code: |
DELV |
Preferred Map Code: |
SYMB |
Status Code: |
Full |
Age range: |
Neoproterozoic Era (AZ)
— Neoproterozoic Era (AZ) |
Lithological Description: |
Actinolite-rich finely to coarsely crystalline amphibolite, locally vesicular, pillowed in parts. Amphibolitic schists, hornblende-bearing psammite, quartzite and pelite interbeds. |
Definition of Lower Boundary: |
Lower limit of metavolcanic units within graphitic pelites and semipelite sequence of the Glenbuchat Graphitic Schist Formation. |
Definition of Upper Boundary: |
Upper boundary of amphibolitic material in partly graphitic semipelite and pelite sequence of the Glenbuchat Graphitic Schist Formation. |
Thickness: |
75 - 205m |
Geographical Limits: |
Stretches from the Tomintoul Old Red Sandstone outlier via Muckle Fergie Burn and Inchmore (Delnadamph) to Clach Choutsaich and Brown Cow Hill (Glen Gairn Granite). |
Parent Unit: |
Glenbuchat Graphitic Schist Formation (GLGS)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
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Stratotypes: |
Reference Section |
Allt Veannaich - Duiveoir Burn section between Torran Deallaig and the Leitir (Delnadamph Estate). |
Type Section |
Muckle Fergie Burn for 500m west of junction of Meur a' Chois and Meur an Loin. |
Reference(s): |
Memoir of the British Geological Survey, Sheet 75, in preparation. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
S075
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