| Clue | Source | Date |
|---|---|---|
| Town in Spain at the western end of Sierra Morena which is a major world centre of copper production (5) | ||
| Type of Madeira wine | ||
| Rio — (mining company) | Premier Sunday | 30 Jun 2019 |
| Rio ___, river in Spain known for its red hue | ||
| Rio ___ (mining giant) | Wall Street Journal | 27 May 2016 |
| Rio ___, multinational coal-mining giant | ||
| Deep red Spanish wine | ||
| Rio ___, city in Brazil | ||
| Rio ___, Brazil |