BGS mineralogy and petrology collection record

Sample number S27065
Sample Donor Ross, George
Rock name 'Original entry: Andesitic Tholeiite (Cf. Eskdalemuir Dyke) (Am)'
Stratigraphy Not entered
Comments Andesitic tholeiite (cf. Eskdalemuir dyke) (aM), thin sill in ?Coal Measures below position of 22, Tertiary
Locality details 200 yards SSW of Andershaw
50k map sheet Sanquhar (15)

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Map reference NS 831 250
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


S27065

Cross Polarized, S27065

Plane Polarized, S27065

Plane Polarized, S27065