BGS mineralogy and petrology collection record

Sample number E15772; E15772/A; COLLNOSEH428;
Sample Donor Hollingworth,S.E.
Rock name 'Original entry: Porphyritic Andesite'
Stratigraphy Not entered
Comments B. Dark, fine grained, flow banded feldspar common, 1/8". Borrowdale Volc. type area. cf Eycott Hill. All have vesicular top
Locality details Eycott Hill, 550 yds W 10 deg S of Qpot Lease
50k map sheet Cockermouth (23)

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Map reference NY 390 299
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


E15772

Cross Polarized, E15772

Plane Polarized, E15772

Plane Polarized, E15772


E15772/A

Cross Polarized, E15772/A

Plane Polarized, E15772/A

Plane Polarized, E15772/A