BGS mineralogy and petrology collection record

Sample number	S99777; COLLNOETS476;
Sample Donor	Smith, R.A
Rock name	Andesite.
Stratigraphy	Not entered
Comments	Very porphyritic andesitic lava + occ mafic
Locality details	Haw Burn 1140m NW of Stonehill
50k map sheet	Leadhills (15E) View images in GeoScenic related to 'Leadhills' View a geological map near 'Leadhills'
Map reference	NS 8313 2222
Year collected	1997
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.