BGS mineralogy and petrology collection record

Sample number E12008
Sample Donor Not entered
Rock name Not entered
Stratigraphy Not entered
Comments Pebble containing tourmaline. 311+ - 26my, 305+ -23my, 40Av/39Av dating. J.A.Miller & F.J.Fitch, via Prof.P.Allen 14.2.73. From J.Osborne White
Locality details No Locality
50k map sheet Portsmouth (331)

View images in GeoScenic related to 'Portsmouth'

Map reference Not entered
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E12008

Cross Polarized, E12008

Plane Polarized, E12008

Plane Polarized, E12008