BGS mineralogy and petrology collection record

Sample number	E36730; COLLNOMW190;
Sample Donor	Williams,M.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Porphyry
Locality details	CLV 6 BH. 2080 yds W 27.5 deg N of St Hilary Church, St. Hillary. Inclined BH, 11 deg (T), inclination 60 deg.
50k map sheet	Penzance (351) View images in GeoScenic related to 'Penzance' View a geological map near 'Penzance'
Map reference	SW 5344 3221
Year collected	Not entered
Bore name	Cornish Land Ventures Wf6
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.