BGS mineralogy and petrology collection record

Sample number	S51512; COLLNOYC1534;
Sample Donor	Mykura,W.
Rock name	'Original entry: Coarse-Grained Syenodiorite'
Stratigraphy	Not entered
Comments	Very coarse diorite with long prismatic hornblendes
Locality details	N shore of Taing of Keolkifield, 590 yds N 14 deg W of Culswich Broch
50k map sheet	Foula (125) View images in GeoScenic related to 'Foula' View a geological map near 'Foula'
Map reference	HU 252 453
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.