BGS mineralogy and petrology collection record

Sample number E7535; COLLNO1220; NEG1513;
Sample Donor H.D.C
Rock name 'Original entry: Quartz Diorite. Saussuritised Tonalite.'
Stratigraphy Not entered
Comments ? Guernsey
Locality details Grande Maison Quarry
50k map sheet Not entered
Map reference 49:14,2:6
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


E7535

Cross Polarized, E7535

Plane Polarized, E7535

Plane Polarized, E7535