BGS mineralogy and petrology collection record

Sample number S42144; COLLNOXJ862;
Sample Donor Johnstone,G.S.
Rock name 'Original entry: Diorite'
Stratigraphy Not entered
Comments Diorite of the Etive "Quarry Intrusion"
Locality details Cruachan bore, left bank of Allt Cruachan, 1350 yds N 5 deg E of Falls of Cruachan Bridge; depth 282 ft
50k map sheet Oban (45)

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Map reference NN 0808 2813
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


S42144

Cross Polarized, S42144

Plane Polarized, S42144

Plane Polarized, S42144