BGS mineralogy and petrology collection record

Sample number	S28900; COLLNODH2016;
Sample Donor	Haldane,D.
Rock name	'Original entry: Mica-Oligoclase Augen Gneiss'
Stratigraphy	Not entered
Comments	Knotted schist (fine augen gneiss); K-permeated, oligoclase augen
Locality details	Burn of Valayre, near foot
50k map sheet	Central Shetland (128) View images in GeoScenic related to 'Central Shetland' View the geology near 'Central Shetland'
Map reference	HU 369 695
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.