BGS mineralogy and petrology collection record

Sample number S32017
Sample Donor Kennedy, William Q.
Rock name 'Original entry: Quartz-Biotite Diorite'
Stratigraphy Not entered
Comments Vein of grey tonalite in schists
Locality details 1160 yds W 25 deg N of Ranachan
50k map sheet Tobermory (52)

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Map reference NM 7805 6188
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


S32017

Cross Polarized, S32017

Plane Polarized, S32017

Plane Polarized, S32017