BGS mineralogy and petrology collection record

Sample number	E13487; COLLNO702(11);
Sample Donor	Mcmahan
Rock name	Gneiss. 'Original entry: Biotite Gneiss'
Stratigraphy	Not entered
Comments	Not entered
Locality details	N. side of Pentreath Beach.
50k map sheet	Lizard (359) View images in GeoScenic related to 'Lizard' View a geological map near 'Lizard'
Map reference
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.