BGS mineralogy and petrology collection record

Sample number S15917
Sample Donor Clough, C.T.
Rock name 'Original entry: Altered Biotite Granite'
Stratigraphy Not entered
Comments Altered biotite granite, feldspar replaced wholly or practically by white mica
Locality details Rodgers Law, Potrail Water, 3 miles ENE of Durisdeer
50k map sheet Sanquhar (15)

View images in GeoScenic related to 'Sanquhar'

View the geology near 'Sanquhar'

Map reference NS 946 058
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


S15917

Cross Polarized, S15917

Plane Polarized, S15917

Plane Polarized, S15917