BGS mineralogy and petrology collection record

Sample number S25210
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Decomposed Porphyritic Pyroxene Andesite Or Basalt (?Olivine)'
Stratigraphy Not entered
Comments Decomposed porphyritic pyroxene andesite or basalt (?olivine), O.R. sandstone lava with microporphyritic felspar
Locality details In Manse Burn, 1150 yards E 36 deg S from Manse Straiton
50k map sheet Ayr (14)

View images in GeoScenic related to 'Ayr'

View the geology near 'Ayr'

Map reference NS 392 041
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


S25210

Cross Polarized, S25210

Plane Polarized, S25210

Plane Polarized, S25210