BGS mineralogy and petrology collection record

Sample number	E36692; COLLNOMW150;
Sample Donor	Williams,M.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Striped Biotite Slate.
Locality details	Wheal Friendship BH. No. 3. Inclined hole bearing S 25 deg W. Inclination -48 deg. 915 Yds. N. 52 deg E of St. Hilary Church.
50k map sheet	Penzance (351) View images in GeoScenic related to 'Penzance' View the geology near 'Penzance'
Map reference	SW 5573 3178
Year collected	Not entered
Bore name	Cornish Land Ventures Wf3
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.