BGS mineralogy and petrology collection record

Sample number S50021; COLLNOYR1066;
Sample Donor Dearnley,R.
Rock name 'Original entry: Porphyrite, ?Sheared'
Stratigraphy Not entered
Comments ?Sheared porphyrite dyke
Locality details 900 yds W 28 deg S from Ardgour House
50k map sheet Ben Nevis (53)

View images in GeoScenic related to 'Ben Nevis'

View the geology near 'Ben Nevis'

Map reference NM 9874 6358
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


S50021

Cross Polarized, S50021

Plane Polarized, S50021

Plane Polarized, S50021