BGS mineralogy and petrology collection record

Sample number E11727; COLLNO564;
Sample Donor Garwood, Professor
Rock name 'Original entry: Fine Grained Green Grit'
Stratigraphy Not entered
Comments Green greywacke with secondary mica.
Locality details Old quarry in green grits (Archaean) N. of Dolphin R.S.T.
50k map sheet Hay (197)

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View the geology near 'Hay'

Map reference SO 237 582
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


E11727

Cross Polarized, E11727

Plane Polarized, E11727

Plane Polarized, E11727