BGS mineralogy and petrology collection record

Sample number S21356
Sample Donor Simpson,J.B.
Rock name 'Original entry: Phlogopite-Diopside(-?Forsterite) Marble'
Stratigraphy Not entered
Comments Sample of marble; Memoir, pp. 17, 23
Locality details At HWM 100 yds W of Gorton farmhouse
50k map sheet Coll (51)

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Map reference NM 1767 5352
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


S21356

Cross Polarized, S21356

Plane Polarized, S21356

Plane Polarized, S21356