| Site name | Boi Morto |
| Major commodities | Gemstone |
| Ore minerals/materials | Opal |
| Country | Brazil |
| State | Piaui |
| Latitude | -4.35 |
| Longitude | -41.23333 |
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| Site name | Boi Morto |
| Major commodities | Gemstone |
| Ore minerals/materials | Opal |
| Country | Brazil |
| State | Piaui |
| Latitude | -4.35 |
| Longitude | -41.23333 |