BGS mineralogy and petrology collection record

Sample number S10925
Sample Donor Clough, C.T.
Rock name 'Original entry: Augen Gneiss; Biotite Granite?'
Stratigraphy Not entered
Comments Coarse porphyritic passing into biotite gneiss through shearing
Locality details 1120 yds ESE of Ord. Sta. 2250 on SW side of Diebidale Ridge
50k map sheet Alness (93)

View images in GeoScenic related to 'Alness'

View the geology near 'Alness'

Map reference NH 441 832
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


S10925

Cross Polarized, S10925

Plane Polarized, S10925

Plane Polarized, S10925