BGS mineralogy and petrology collection record

Sample number	S51547; COLLNOYC1646;
Sample Donor	Mykura,W.
Rock name	'Original entry: Porphyritic Microgranodiorite (?Adamellite)'
Stratigraphy	Not entered
Comments	Porphyritic microgranodiorite (?adamellite), medium-grained, W Shetland Memoir, p. 216
Locality details	Roadside 1440 yds S 6 deg W of Braens
50k map sheet	Central Shetland (128) View images in GeoScenic related to 'Central Shetland' View the geology near 'Central Shetland'
Map reference	HU 332 469
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.