BGS mineralogy and petrology collection record

Sample number S78699; COLLNOMY972;
Sample Donor Gould,D.
Rock name Not entered
Stratigraphy Not entered
Comments Dark grey fine to medium grained siliceous hornfels
Locality details Tap o'Noth, 350m SE of summit beacon
50k map sheet Alford (76W)

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Map reference NJ 4868 2909
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


S78699

Cross Polarized, S78699

Plane Polarized, S78699

Plane Polarized, S78699