BGS mineralogy and petrology collection record

Sample number S61905
Sample Donor Harrison,R.K.
Rock name 'Original entry: Olivine-Microgabbro, Chloritised And Sericitised'
Stratigraphy Not entered
Comments Collected by RN/IOS divers (HMS Tiger) July 1975
Locality details Helen's Reef, S end, c. 15 m below sea level
50k map sheet Rockall (337)

View images in GeoScenic related to 'Rockall'

Map reference 57:36,13:37
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


S61905

Cross Polarized, S61905

Plane Polarized, S61905

Plane Polarized, S61905