BGS mineralogy and petrology collection record

Sample number S29561; S29561/A;
Sample Donor Phemister,J.
Rock name 'Original entry: Dolerite, Ophitic'
Stratigraphy Not entered
Comments Dolerite, ophitic. Porphyritic rock apparently part of "pebbly" green schist group
Locality details 700 ft SSW of point of Lanyar Taing
50k map sheet Yell (130)

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Map reference HU 381 935
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


S29561

Cross Polarized, S29561

Plane Polarized, S29561

Plane Polarized, S29561


S29561/A

Cross Polarized, S29561/A

Plane Polarized, S29561/A

Plane Polarized, S29561/A