BGS mineralogy and petrology collection record

Sample number S97838; S97838/A; COLLNOC152A;
Sample Donor Styles,M.T.
Rock name 'Original entry: Hornfels'
Stratigraphy Not entered
Comments Mylonitised gneissose quartz-plagioclase-hornblende schist
Locality details Knock, Auchencrieve, BH M32
50k map sheet Huntly (86)

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Map reference NJ 523 478
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


S97838

Cross Polarized, S97838

Plane Polarized, S97838

Plane Polarized, S97838


S97838/A

Cross Polarized, S97838/A

Plane Polarized, S97838/A

Plane Polarized, S97838/A