BGS mineralogy and petrology collection record

Sample number E13762; E13762/A; E13762/B; COLLNO1226;
Sample Donor Mcmahan
Rock name 'Original entry: Volcanic Ash ?'
Stratigraphy Not entered
Comments Not entered
Locality details From bare space on North side of ridge.
50k map sheet Okehampton (324)

View images in GeoScenic related to 'Okehampton'
Map reference Not entered
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


E13762

Cross Polarized, E13762

Plane Polarized, E13762

Plane Polarized, E13762


E13762/A

Cross Polarized, E13762/A

Plane Polarized, E13762/A

Plane Polarized, E13762/A


E13762/B

Cross Polarized, E13762/B

Plane Polarized, E13762/B

Plane Polarized, E13762/B