Home/Registry/indium/Nexa Resources — Cajamarquilla Smelter, Lima, Peru

Nexa Resources — Cajamarquilla Smelter, Lima, Peru

Nexa Resources Peru S.A.A. · Peru
Peruindiumrefiningby-product recoveryrefiningzinc smeltingChecked 9 November 2026 · source dated 2023 HIGH
Who
Nexa Resources Peru S.A.A.
Nexa Resources S.A. (99.92% of Cajamarquilla)
What
indium — by-product recovery, refining, zinc smelting
Capacity Nameplate capacity
50 t/yr indium
Status
Operating
Actual output
Gated — subscribe to see actual output
Who they sell to
Gated — subscribe to see offtake agreements
How to reach them
https://www.nexaresources.com
Notes
Latin America's largest zinc smelter, at Lurigancho-Chosica, Lima, with 344.4 kt/yr zinc capacity and roast-leach-electrowinning technology. The refinery's original construction scope included an indium refinery, and USGS lists 50 t/yr indium capacity. A May 2026 incident disrupted operations; Nexa reported electrolysis lines fully operational and casting lines restarting. Products stated: indium; zinc; lead; silver

Proof

Checked 9 November 2026 · source dated 2023
  1. https://ri.nexaresources.com/operations_smelting/cajamarquilla/
  2. https://cumbra.com.pe/en/proyectos/refineria-de-zinc-de-cajamarquilla/
  3. https://pubs.usgs.gov/myb/vol1/2023/myb1-2023-indium.pdf
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