BGS mineralogy and petrology collection record
| Sample number | S39538 |
|---|---|
| Sample Donor | Macgregor,A.G. |
| Rock name | 'Original entry: Biotite Granite, Porphyritic' |
| Stratigraphy | Not entered |
| Comments | 1 ft intrusion of porphyritic biotite granite in streaky hybrids |
| Locality details | Allt an Doire Dharaich, 1170 yds E 34 deg N of its mouth |
| 50k map sheet | Tobermory (52) |
| Map reference | NM 7606 4759 |
| 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
S39538
