BGS mineralogy and petrology collection record

Sample number S72135; COLLNOFY348;
Sample Donor Highton,A.J.
Rock name 'Original entry: Microdiorite, Mineralised'
Stratigraphy Not entered
Comments From 2 m-thick dyke, strike 020 deg, dip 90 deg; Late Caledonian
Locality details Allt na Fearna
50k map sheet Fort Augustus (73)

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Map reference NH 3557 0908
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


S72135

Cross Polarized, S72135

Plane Polarized, S72135

Plane Polarized, S72135