BGS mineralogy and petrology collection record

Sample number	E49790; COLLNOAN36;
Sample Donor	Wilson,A.C.
Rock name	'Original entry: Quartz, Biotite, Muscovite, Hornfels'
Stratigraphy	Not entered
Comments	S2 cleavage in spotted slates. ( ? Devonian).
Locality details	Yellow Carn, 1080 m. at 273 deg from Treen.
50k map sheet	Penzance (351) View images in GeoScenic related to 'Penzance' View the geology near 'Penzance'
Map reference	SW 4247 3775
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.