BGS mineralogy and petrology collection record

Sample number S20387; COLLNOA.32;
Sample Donor Richey, James E.
Rock name 'Original entry: Hornblende Trachyandesite Agm'
Stratigraphy Not entered
Comments Calcif Sst Ser lava
Locality details 260 yds N of Driffenbeg
50k map sheet Kilmarnock (22)

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Map reference NS 4825 5211
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


S20387

Cross Polarized, S20387

Plane Polarized, S20387

Plane Polarized, S20387