BGS mineralogy and petrology collection record

Sample number E585
Sample Donor Ramsey,Professor
Rock name Rhyolite. 'Original entry: Rhyolite'
Stratigraphy Not entered
Comments Not entered
Locality details Y Wenallt, 1 3/4 ml NW of Llanneschllyn
50k map sheet Bala (136)

View images in GeoScenic related to 'Bala'

Map reference Not entered
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


E585

Cross Polarized, E585

Plane Polarized, E585

Plane Polarized, E585