BGS mineralogy and petrology collection record

Sample number S21818
Sample Donor Richey, James E.
Rock name 'Original entry: Junction Of Granophyre With Basic Inclined Sheet'
Stratigraphy Not entered
Comments Junction of porphyrite ?inclined sheet and granophyre
Locality details 1150 yds W of Aodann
50k map sheet Coll (51)

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Map reference NM 4413 6641
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


S21818

Cross Polarized, S21818

Plane Polarized, S21818

Plane Polarized, S21818