BGS mineralogy and petrology collection record

Sample number E8768
Sample Donor Calloway, G.A.
Rock name Schist.
Stratigraphy Not entered
Comments QJGS Vol36 pp536-538, Vol 43 pp 525-536, Vol45 pp475-501, Vol49 pp398-423. Quartzose gneiss
Locality details Swinyard Qry. S End of Swinyard Hill
50k map sheet Tewkesbury (216)

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View the geology near 'Tewkesbury'

Map reference SO 7618 3861
Year collected
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E8768

Cross Polarized, E8768

Plane Polarized, E8768

Plane Polarized, E8768