BGS mineralogy and petrology collection record

Sample number E54518
Sample Donor Styles,M.T.
Rock name Not entered
Stratigraphy Not entered
Comments Granulite ?
Locality details Polkerth BH No. 3, 2.1 Km 175 deg from St. Martin's Church
50k map sheet Lizard (359)

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Map reference SW 7368 2152
Year collected Not entered 
Bore name Polkerth 3
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E54518

Cross Polarized, E54518

Plane Polarized, E54518

Plane Polarized, E54518