BGS mineralogy and petrology collection record

Sample number S28516
Sample Donor Phemister,J.
Rock name 'Original entry: Riebeckite-Aegirine Felsite'
Stratigraphy Not entered
Comments Riebeckite-aegirine felsite. Plain bluish felsite - dyke, parallel to S. 28515; micropegmatitic. Vol. XL, p. 98
Locality details At top of cliffs, 700 ft NNE of Brevligarth, North Roe
50k map sheet Yell (130)

View images in GeoScenic related to 'Yell'

View the geology near 'Yell'

Map reference HU 335 922
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


S28516

Cross Polarized, S28516

Plane Polarized, S28516

Plane Polarized, S28516