Asset Report
Tres Marias zinc smelter
Report summary
The Tres Marias Smelter was built to treat the oxide/silicate concentrate from the wholly owned Vazante open pit mines (calamine). Production commenced in 1969 with a capacity of 10kt/a. In the late 1980s a new pressure filtration plant for leach residues, engineered by Bokola, was installed to improve leach extraction. By several expansions capacity had reached 80kt/a by 1993. Reserves at the Vazante mine have gradually been depleted and it has now become necessary to mine underground,...
Table of contents
- Emissions
- Other
- 2004
- 2006-2007
- 2012
- 2018
- 2020
Tables and charts
This report includes 8 images and tables including:
- Tres Marias Emission Intensity Quartile ranking – total global production - Tonnes Zn
- Detailed map
- Flowsheet
- Feed Preparation
- Roaster and Acid Plant
- Leaching and Purification
- Tankhouse, Melting and Casting
What's included
This report contains:
