BGS mineralogy and petrology collection record

Sample number E14904; COLLNO813;
Sample Donor Greenly,E.
Rock name Not entered
Stratigraphy Not entered
Comments Schist altered by dyke
Locality details Porth-dafarch, pathway
50k map sheet South Stack (92)

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Map reference SH 234 802
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


Cross Polarized, E14904

Plane Polarized, E14904

Plane Polarized, E14904