BGS mineralogy and petrology collection record

Sample number S4526; S4526/a;
Sample Donor UNKNOWN
Rock name 'Original entry: Phonolitic Trachyte'
Stratigraphy Not entered
Comments Phonolitic trachyte; see Glasgow District Mem, p. 145
Locality details Traprain Law, 4 miles east of Haddington
50k map sheet Haddington (33)

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Map reference NT 583 749
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


S4526

Cross Polarized, S4526

Plane Polarized, S4526

Plane Polarized, S4526


S4526/a

Cross Polarized, S4526/a

Plane Polarized, S4526/a

Plane Polarized, S4526/a