BGS mineralogy and petrology collection record

Sample number S22946
Sample Donor Eckford,R.
Rock name 'Original entry: Sericitized Porphyrite'
Stratigraphy Not entered
Comments Sericitized porphyrite, dyke 4 feet wide
Locality details 830 yards W of Borness House, 1.75 miles SW of Borgue
50k map sheet Kirkcudbright (5)

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Map reference NX 61 45
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


S22946

Cross Polarized, S22946

Plane Polarized, S22946

Plane Polarized, S22946