BGS mineralogy and petrology collection record

Sample number E3842; COLLNO314;
Sample Donor Hill, J.B.
Rock name Felsite. 'Original entry: Quartz Porphyry'
Stratigraphy Not entered
Comments Schorlaceous.
Locality details 200 Yds. SE. of Sparry Bottom.
50k map sheet Falmouth (352)

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Map reference
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


E3842

Cross Polarized, E3842

Plane Polarized, E3842

Plane Polarized, E3842