BGS mineralogy and petrology collection record

Sample number S72150; COLLNOFY364;
Sample Donor Highton,A.J.
Rock name 'Original entry: Microdiorite, Foliated'
Stratigraphy Not entered
Comments From dyke 0.7 m thick, strike 113 deg, dip 68 deg N, foliation strikes 096 deg, dips 43 deg N; Late Caledonian
Locality details Allt na Graidhe
50k map sheet Fort Augustus (73)

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Map reference NH 3302 0762
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


S72150

Cross Polarized, S72150

Plane Polarized, S72150

Plane Polarized, S72150