BGS mineralogy and petrology collection record

Sample number S39539
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Diorite, Lamprophyric'
Stratigraphy Not entered
Comments Main mass porphyritic to granite near W margin
Locality details Hillside, very approx. 1300 yds E 25 deg N of mouth of Allt an Doire Dharaich
50k map sheet Tobermory (52)

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Map reference NM 7624 4743
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


S39539

Cross Polarized, S39539

Plane Polarized, S39539

Plane Polarized, S39539