BGS mineralogy and petrology collection record

Sample number S50482; S50482/A; COLLNOYH1132;
Sample Donor Forsyth,I.H.
Rock name 'Original entry: Glassy Olivine-Basalt (Altered Hillhouse Type)'
Stratigraphy Not entered
Comments Monchiquite plug
Locality details Rires Craigs, 550 yds N 43 deg W from Charleton House
50k map sheet North Berwick (41)

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Map reference NO 4560 0438
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


S50482

Cross Polarized, S50482

Plane Polarized, S50482

Plane Polarized, S50482


S50482/A

Cross Polarized, S50482/A

Plane Polarized, S50482/A

Plane Polarized, S50482/A