BGS mineralogy and petrology collection record

Sample number S21170
Sample Donor Read, H.H.
Rock name 'Original entry: Cordierite-Spinel Hornfels'
Stratigraphy Not entered
Comments Xenolith in contaminated norite; see Summ. Prog. 1923, p. 134
Locality details 400 yds W of Gallow Hill Farm at Gallowhill Brae, 2 miles NNW of Ellon station
50k map sheet Peterhead (87)

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Map reference NJ 9278 3500
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


S21170

Cross Polarized, S21170

Plane Polarized, S21170

Plane Polarized, S21170