BGS mineralogy and petrology collection record

Sample number E63604; COLLNOKB604;
Sample Donor Not entered
Rock name Rhyolite. 'Original entry: Rhyolite'
Stratigraphy Not entered
Comments I/E extrusion generated debris-flow See KB607-9(GROUP= )(FORM= )(MEMB= .)(IE=E)(TEXTURE=Flow-banded
Locality details Cwm Fynhadeg Isaf
50k map sheet Snowdon (119)

View images in GeoScenic related to 'Snowdon'

View a geological map near 'Snowdon'

Map reference SH 6805 5040
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


Cross Polarized, E63604

Plane Polarized, E63604

Plane Polarized, E63604