BGS mineralogy and petrology collection record

Sample number	E49783; COLLNOAN29;
Sample Donor	Wilson,A.C.
Rock name	'Original entry: Quartz, Muscovite, Biotite, Hornfels'
Stratigraphy	Not entered
Comments	Planar S2 ?, cleavage in spotted slates. (? Devonian).
Locality details	Exposure above High Water Mark at mouth of stream, 770 m. at 267 deg from Boscean.
50k map sheet	Penzance (351) View images in GeoScenic related to 'Penzance' View the geology near 'Penzance'
Map reference	SW 3553 3220
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.