BGS mineralogy and petrology collection record

Sample number S43421
Sample Donor Phemister,J.
Rock name 'Original entry: Acid Andesite, Silicified'
Stratigraphy Not entered
Comments Acid andesite, silicified
Locality details 640 yds 39 deg N of E of S end of Muckla Water
50k map sheet North Shetland ? (129)

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Map reference HU 231 789
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


S43421

Cross Polarized, S43421

Plane Polarized, S43421

Plane Polarized, S43421