BGS mineralogy and petrology collection record

Sample number E48154; COLLNODJ14; LABNO2772;
Sample Donor Jackson,A.A
Rock name 'Original entry: Haematised Silty Laminated Mudstone'
Stratigraphy Not entered
Comments Unusual occurance of purple Mst. interbedded with E48153
Locality details Forestry Rd. Beac Cumisaf, 140 m SW of Garnedd
50k map sheet Aberystwyth (163)

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Map reference SN 6846 8408
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


E48154

Cross Polarized, E48154

Plane Polarized, E48154

Plane Polarized, E48154