BGS mineralogy and petrology collection record

Sample number S11233; S11233/a; S11233/b; S11233/c;
Sample Donor Clough, C.T.
Rock name 'Original entry: Magnetite, Tinstone, Biotite, Quartz'
Stratigraphy Not entered
Comments 2 slides (A & B); See Mem. Sh. 93, p. 98 (p. 97 for S.11233B)
Locality details 1100yds slightly S by E of spot height 1692', Mullach Creag Riaraidh
50k map sheet Alness (93)

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Map reference NH 473 845
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


S11233/a

Cross Polarized, S11233/a

Plane Polarized, S11233/a

Plane Polarized, S11233/a


S11233/b

Cross Polarized, S11233/b

Plane Polarized, S11233/b

Plane Polarized, S11233/b


S11233/c

Cross Polarized, S11233/c

Plane Polarized, S11233/c

Plane Polarized, S11233/c