BGS mineralogy and petrology collection record

Sample number S26246
Sample Donor Tonks, L.H.
Rock name Not entered
Stratigraphy Not entered
Comments Semipelitic in striped hornblendic series
Locality details 540 yds SSW of easternmost point of Loch an Achaidh Mhoir
50k map sheet Altnaharra (108)

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Map reference NC 622 421
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


S26246

Cross Polarized, S26246

Plane Polarized, S26246

Plane Polarized, S26246