BGS mineralogy and petrology collection record

Sample number S8548
Sample Donor Barrow, G.
Rock name 'Original entry: Hornfels'
Stratigraphy Not entered
Comments With large plates of poikilitic oligoclase, cf. the hornfels in Glen Callater. Twin feldspar rock.
Locality details Head of Gleann Coinneach
50k map sheet Kingussie (64)

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Map reference NO 027 849
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


S8548

Cross Polarized, S8548

Plane Polarized, S8548

Plane Polarized, S8548