BGS mineralogy and petrology collection record

Sample number S22031
Sample Donor Phemister,J.
Rock name 'Original entry: Syenite With Introduced Garnet And Mica'
Stratigraphy Not entered
Comments S.22029-22032 are slices of different parts of feldspar-melanite rock adjoining S. 22028. Nos. S. 22029-22030 contain in hand specimen pieces of the mica rock. S. 22031 is a homogeneous fine-grained type
Locality details In burn at bend 600 yds 24 deg W of N of NE corner of Loch Sail an Ruathair
50k map sheet Lairg (102)

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Map reference NC 33227 15456
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


S22031

Cross Polarized, S22031

Plane Polarized, S22031

Plane Polarized, S22031