# Fortescue sells copper concentrate cleaned with arsenic removal process Canonical Atlas analysis: https://atlas-staging.minestarters.com/news/fortescue-sells-copper-concentrate-cleaned-with-arsenic-removal-process--088917e4-85f4-46d7-98b6-3c72915bc0e0 Original source: https://www.mining-technology.com/news/fortescue-copper-cleaned-arsenic-removal/ Publisher: miningtechnology Original announcement: 2026-10-19T11:15:59.472Z Analysis by Minestarters Atlas Atlas analysis published: 2026-10-19T11:17:02.572Z Atlas analysis updated: 2026-10-19T11:17:02.572Z - Company: Fortescue - Ticker: Unavailable - Exchange: Unavailable - Region: Australia - Primary commodity: Copper - Secondary commodities: Arsenic - Document categories: Metallurgy - Extracted: 2026-10-19 11:17:03 UTC Narrative sentiment: 0.80 · Bullish ## Minestarters Atlas summary Fortescue has completed the commercial sale of over 40 tonnes of copper concentrate processed via its proprietary Toowong Process at a demonstration plant in Brisbane. The hydrometallurgical technique successfully reduced arsenic levels from up to 7% to below 0.25% while maintaining over 99.9% copper recovery. Reasoning: The successful commercial sale of copper concentrate using a proprietary arsenic removal process demonstrates technical viability and addresses a major industry barrier for complex ore bodies. - Positive factor: Successful commercial sale of treated concentrate - Positive factor: Significant arsenic reduction \(7% to <0.25%\) - Positive factor: High copper retention \(>99.9%\) - Positive factor: Lower energy and emissions compared to roasting - Negative factor: Technology is still at demonstration plant stage Facts used in scoring: 2 ## Classification and evidence **High Recovery** Polarity: positive Definition: Recovery at or above the exceptional band for the commodity and processing route. Why it applies: Copper retention is reported at more than 99.9% Evidence · text > retaining more than 99.9% of the original copper content **Mill Route** Polarity: neutral Definition: Processing via mill or concentrator \(CIL, CIP, tank leach, flotation\). Why it applies: The Toowong Process is described as a hydrometallurgical technique Evidence · text > The Toowong Process is a hydrometallurgical technique **POX/BIOX Route** Polarity: neutral Definition: Pressure or bio-oxidation for refractory ore — high CAPEX and OPEX. Why it applies: the document describes a pox\_biox route \("roasting"\) **Single Domain Only** Polarity: negative Definition: Testing limited to one composite or domain — representativeness not established. Why it applies: only one composite was tested ## Extracted facts Stored fact records: 2. Some facts used in scoring do not have a stored record. ## Metallurgical Results (2) ### hydrometallurgical [Link to this fact](https://atlas-staging.minestarters.com/news/fortescue-sells-copper-concentrate-cleaned-with-arsenic-removal-process--088917e4-85f4-46d7-98b6-3c72915bc0e0#fact-metallurgical-facts-0) Toowong Process Demonstration Plant · copper #### Identity - Project: Toowong Process Demonstration Plant - Commodity: copper - Region: australia - Reported Region: Brisbane, Australia #### Test Work - Program Status: detailed - Test Type: hydrometallurgical - Processing Route: Toowong Process \(hydrometallurgical arsenic removal\) - Sample: 40t of copper concentrate processed via Toowong Process #### Recovery - Recovery: 99.9 % - Recovery Basis: actual\_test #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-10-19T00:00:00.000Z Reasoning: The reported copper retention is exceptional for an impurity removal process. - Positive factor: Extremely high copper retention \(>99.9%\) Evidence · text > retaining more than 99.9% of the original copper content #### Tags used in scoring **High Recovery** Polarity: positive Definition: Recovery at or above the exceptional band for the commodity and processing route. Why it applies: 99.9% is at or above the exceptional band \(92%\) ### hydrometallurgical [Link to this fact](https://atlas-staging.minestarters.com/news/fortescue-sells-copper-concentrate-cleaned-with-arsenic-removal-process--088917e4-85f4-46d7-98b6-3c72915bc0e0#fact-metallurgical-facts-1) Toowong Process Demonstration Plant · arsenic #### Identity - Project: Toowong Process Demonstration Plant - Commodity: arsenic - Region: australia - Reported Region: Brisbane, Australia #### Test Work - Program Status: detailed - Test Type: hydrometallurgical - Processing Route: Toowong Process \(hydrometallurgical arsenic removal\) - Sample: 40t of copper concentrate processed via Toowong Process #### Recovery - Head Grade: 7 - Head Grade Unit: % - Conc. Grade: 0.25 - Conc. Grade Unit: % #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-10-19T00:00:00.000Z Reasoning: Reducing arsenic from 7% to below 0.25% is a highly material improvement for concentrate marketability. - Positive factor: Significant reduction in arsenic concentration Evidence · text > cut arsenic from 7% to below 0.25% in copper concentrate ## How Atlas produces this analysis Minestarters Atlas uses automated extraction to summarize mining announcements, identify reported measurements, and classify supporting evidence. Sentiment reflects the extracted narrative and classification rules; it is an interpretation, not a reported measurement. Evidence quotes and context are provided where available. Missing data, low-confidence results, and review flags indicate limitations. Check the original publisher announcement before relying on an interpretation.