BGS mineralogy and petrology collection record

Sample number S17946
Sample Donor Richey, James E.
Rock name 'Original entry: Granophyre'
Stratigraphy Not entered
Comments Granophyre ring dyke
Locality details 1810 yds NE of summit of Beinn a' Mheadhoin
50k map sheet Mull (44)

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Map reference NM 5972 3262
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


S17946

Cross Polarized, S17946

Plane Polarized, S17946

Plane Polarized, S17946