BGS mineralogy and petrology collection record

Sample number S99961; S99961/A; S99961/B; COLLNOGX1677;
Sample Donor Mendum,J.R.
Rock name Psammite. 'Original entry: Psammite'
Stratigraphy Not entered
Comments Fine grained biotite micaceous psammite
Locality details Intertidal promontory at E margin of Bay, 210m N of Rosehall Croft
50k map sheet Portsoy (96W)

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Map reference NJ 5980 6647
Year collected 1997 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


S99961/A

Cross Polarized, S99961/A

Plane Polarized, S99961/A

Plane Polarized, S99961/A


S99961/B

Cross Polarized, S99961/B

Plane Polarized, S99961/B

Plane Polarized, S99961/B