BGS mineralogy and petrology collection record

Sample number E2934
Sample Donor Dee, G.W.
Rock name 'Original entry: Tourmaline & Quartz'
Stratigraphy Not entered
Comments Lat/long Position is approx. for centre of island
Locality details Beach pebble, Sark
50k map sheet Not entered
Map reference 49:26,21:2
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


E2934

Cross Polarized, E2934

Plane Polarized, E2934

Plane Polarized, E2934