BGS mineralogy and petrology collection record

Sample number S39438
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Biotite Granodiorite'
Stratigraphy Not entered
Comments Feldspar-phyric granodiorite a few feet from contact with large schist xenolith
Locality details 220 yds NW of spot ht Eilean a' Mhuirich
50k map sheet Tobermory (52)

View images in GeoScenic related to 'Tobermory'

View the geology near 'Tobermory'

Map reference NM 8019 6102
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


S39438

Cross Polarized, S39438

Plane Polarized, S39438

Plane Polarized, S39438