| Frumoasa-Tazlău mine | |
| Place: | Balcani |
| Subdivision Type: | Commune |
| State/Province: | Bacău County |
| Country: | Romania |
| Products: | Potash |
The Frumoasa-Tazlău mine is a large potash mine located in eastern Romania in Bacău County, close to Balcani. Frumoasa-Tazlău represents one of the largest potash reserves in Romania having estimated reserves of 200 million tonnes of ore grading 10% potassium chloride metal.[1]