BGS mineralogy and petrology collection record

Sample number E29995
Sample Donor Archer,A.A.
Rock name 'Original entry: Sphaerosiderite Rich Silty Mudstone, Recrystallised'
Stratigraphy Not entered
Comments "Felsite" ?Silicified sediment
Locality details Parys Mountain M3 Bore. Depth 922'.
50k map sheet Holyhead (93)

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Map reference SH 443 907
Year collected Not entered 
Bore name Parys Mountain M3
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E29995

Cross Polarized, E29995

Plane Polarized, E29995

Plane Polarized, E29995