BGS mineralogy and petrology collection record

Sample number	E13515; COLLNO741(50);
Sample Donor	Mcmahan
Rock name	'Original entry: Biotite Gneiss, Gabbro (Hornblende Schist)'
Stratigraphy	Not entered
Comments	Porphyritic Gneiss (basic).
Locality details	Pen Voose.
50k map sheet	Lizard (359) View images in GeoScenic related to 'Lizard' View the geology near 'Lizard'
Map reference
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.