BGS mineralogy and petrology collection record

Sample number S14531
Sample Donor Wright, William Bourke (only Wright in Survey before 1935, prob. same as H B Wright above)
Rock name 'Original entry: Basic Igneous Rock'
Stratigraphy Not entered
Comments Basic dyke in granophyre
Locality details In stream N of Marsco
50k map sheet Glenelg (71)

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Map reference NG 511 263
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


S14531

Cross Polarized, S14531

Plane Polarized, S14531

Plane Polarized, S14531