BGS mineralogy and petrology collection record

Sample number E28921; MR25352; COLLNOUG6543I;
Sample Donor Dawson,J.
Rock name Syenite. 'Original entry: Syenite'
Stratigraphy Not entered
Comments MR register gives rock name as trachybasalt
Locality details Knowle Hill Qry., c.2 1/2ml. WNW of Crediton
50k map sheet Exeter (325)

View images in GeoScenic related to 'Exeter'

View a geological map near 'Exeter'

Map reference SS 790 022
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


E28921

Cross Polarized, E28921

Plane Polarized, E28921

Plane Polarized, E28921