BGS mineralogy and petrology collection record

Sample number S34470
Sample Donor Richey, James E.
Rock name 'Original entry: Granite / Basalt Contact'
Stratigraphy Not entered
Comments Granite / basalt contact (loc. 4)
Locality details 823 yds almost due S of S end of burial ground at Knock
50k map sheet Mull (44)

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Map reference NM 5398 3833
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


S34470

Cross Polarized, S34470

Plane Polarized, S34470

Plane Polarized, S34470