BGS mineralogy and petrology collection record

Sample number S21519
Sample Donor Richey, James E.
Rock name 'Original entry: Granophyre'
Stratigraphy Not entered
Comments 3 ft dyke in gabbro; Memoir, p. 311
Locality details 0.5 mile S 35 deg E of Portuairk
50k map sheet Coll (51)

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Map reference NM 4449 6746
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


S21519

Cross Polarized, S21519

Plane Polarized, S21519

Plane Polarized, S21519