BGS mineralogy and petrology collection record

Sample number S26092; S26092/A; COLLNOGH157;
Sample Donor Richey, James E.
Rock name 'Original entry: Grey Granite'
Stratigraphy Not entered
Comments Grey granite; Cent. Suth. Mem., p. 175
Locality details 50 yds W of An Caisteal summit
50k map sheet Tongue (114)

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Map reference NC 577 488
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


S26092

Cross Polarized, S26092

Plane Polarized, S26092

Plane Polarized, S26092


S26092/A

Cross Polarized, S26092/A

Plane Polarized, S26092/A

Plane Polarized, S26092/A