BGS mineralogy and petrology collection record

Sample number E26382; COLLNOEE384;
Sample Donor Elliot,R.W.
Rock name Not entered
Stratigraphy Not entered
Comments Greenish feldspathic segregation pod in "hornblende porphyrite".
Locality details Middle Mill Quarries, Southern quarry, 200 Yds. WSW. of Chapel at Middle Mill-N. end of quarry.
50k map sheet St. Davids (209)

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Map reference SM 803 260
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


E26382

Cross Polarized, E26382

Plane Polarized, E26382

Plane Polarized, E26382