BGS mineralogy and petrology collection record

Sample number S78638; COLLNOMY911;
Sample Donor Gould,D.
Rock name Not entered
Stratigraphy Not entered
Comments Gneiss with large porphyroblasts of andalusite + cordierite (boulder)
Locality details Roadside, 900m WNW of Todstone
50k map sheet Alford (76W)

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Map reference NJ 4437 2372
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


S78638

Cross Polarized, S78638

Plane Polarized, S78638

Plane Polarized, S78638