BGS mineralogy and petrology collection record
| Sample number | MR23440; F6645; |
|---|---|
| Sample Donor | Not entered |
| Rock name | Porphyry. 'Original entry: Quartz Feldspar Porphyry Aggregate' |
| Stratigraphy | Not entered |
| Comments | quartz feldspar porphyry aggregate, ,Collected by Road Research Laboratory:872 |
| Locality details | Kendal to Richmond, Richmond subdivision, St Mary, Jamaica,surface exposure,Jamaica, West Indies |
| 50k map sheet | Not entered |
| Map reference | 18:15,76:53 |
| Year collected | 1960 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |