| Location: | Portland, Jamaica, Caribbean |
| Lat / long: | 18.16485, -76.43694 |
| dep_id: | 10063608 |
| mrds_id: | TC37465 |
| Commodity type: | metallic |
| Major mineral: | Manganese |
| Operation type: | Unknown |
| Production size: | No production occurred |
| Development status: | Occurrence |
| ore: | Pyrolusite |
| gangue: | Chalcedony, Quartz |
| orebody_fm: | LENTICULAR IN PLAN AND SECTION |
| Reporter: | Page, Norman J. |
| hrock_type: | Andesite |
| disc_yr: | 1865 |
| discr: | Barrett |
| References: |
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