BGS mineralogy and petrology collection record

Sample number E2897
Sample Donor Not entered
Rock name Not entered
Stratigraphy Not entered
Comments metagranodiorite [ porphyritic microgranite ]: conspicuous plagioclase 6mm long. Also smaller plagioclase and orthoclase are very impure and really a mass of other minerals, muscovite, quartz, epidote and chlorite. This character should permit the id
Locality details Dhoon qy: Dhoon granite with brassy mica
50k map sheet Isle of Man (46)

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Map reference SC 45853 86688
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


E2897

Cross Polarized, E2897

Plane Polarized, E2897

Plane Polarized, E2897