BGS mineralogy and petrology collection record
| Sample number | S37685 |
|---|---|
| Sample Donor | Phemister,J. |
| Rock name | 'Original entry: Biotite Gneiss With Graphite' |
| Stratigraphy | Not entered |
| Comments | Rusty-weathering graphitic granulitic gneiss; paragneiss belt in Lewisian gneiss |
| Locality details | Cliffs above Port an Duine Mhairbh, Iona |
| 50k map sheet | Iona (43) |
| Map reference | NM 2662 2495 |
| 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
S37685
