BGS mineralogy and petrology collection record

Sample number E45597; E45597/A; E45597/B; MR32823; COLLNOKH1503;
Sample Donor Harrison,R.K.
Rock name 'Original entry: Nosean Nepheline Phonolite'
Stratigraphy Not entered
Comments Phonolite.
Locality details The Wolf Rock. 16200 m. at 210 deg 30' from Sennen Church Spire.
50k map sheet Penzance (358)

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Map reference SW 268 120
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


E45597/A

Cross Polarized, E45597/A

Plane Polarized, E45597/A

Plane Polarized, E45597/A


E45597/B

Cross Polarized, E45597/B

Plane Polarized, E45597/B

Plane Polarized, E45597/B