BGS mineralogy and petrology collection record

Sample number S71494; S71494/A; S71494/B; S71494/C; COLLNOGY 57;
Sample Donor Barnes,R.
Rock name Not entered
Stratigraphy Not entered
Comments Mafic diorite or metagreywacke, ?Silurian
Locality details Barlockhart Fell
50k map sheet Wigtown (4)

View images in GeoScenic related to 'Wigtown'

View a geological map near 'Wigtown'
Map reference NX 2008 5685
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


S71494

Cross Polarized, S71494

Plane Polarized, S71494

Plane Polarized, S71494


S71494/A

Cross Polarized, S71494/A

Plane Polarized, S71494/A

Plane Polarized, S71494/A


S71494/B

Cross Polarized, S71494/B

Plane Polarized, S71494/B

Plane Polarized, S71494/B


S71494/C

Cross Polarized, S71494/C

Plane Polarized, S71494/C

Plane Polarized, S71494/C