BGS mineralogy and petrology collection record

Sample number	S30000; COLLNODH2406;
Sample Donor	Haldane,D.
Rock name	'Original entry: Crushed Quartz Porphyry'
Stratigraphy	Not entered
Comments	Quartz porphyry granitic intrusion
Locality details	Papa Little, N end of Hamna Ayre
50k map sheet	Central Shetland (128) View images in GeoScenic related to 'Central Shetland' View the geology near 'Central Shetland'
Map reference	HU 337 614
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.