BGS mineralogy and petrology collection record

Sample number S57938
Sample Donor Hawkes,J.R.; Merriman,R.J.;
Rock name 'Original entry: Rockallite'
Stratigraphy Not entered
Comments From rockallite patch with grain-size variation
Locality details S side apex ridge at W end (1971 plaque face), adjacent to N/S major joint and approx. 0.3 m above Hall's ledge (W side of joint)
50k map sheet Rockall (337)

View images in GeoScenic related to 'Rockall'

Map reference 57:36,13:41
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


S57938

Cross Polarized, S57938

Plane Polarized, S57938

Plane Polarized, S57938