IN CASE YOU MISSED IT: 5 key stories from March 23

Here are five Fastmarkets stories you might have missed on Monday March 23 that are worth another look.

ArcelorMittal is idling two blast furnaces, in Indiana and Canada, due to the spread of the novel coronavirus (2019-nCoV) and its impact on end markets.

South Africa will enter a 21-day nationwide lockdown from midnight on Thursday March 26 and ordered the country’s metals and mining operations to be placed on care and maintenance.

The copper price is coming off its worst week in almost a decade, but analysts feel there could be more downside for the metal as novel coronavirus (2019-nCoV) lockdowns globally wreck demand prospects.

Argentina’s lithium brine industry have announced that they will suspend their on-site project works until the end of March after the Argentinian government imposed a nationwide lockdown to stem the spread of the novel coronavirus (2019-nCoV) in the country.

The spread of the novel coronavirus (2019-nCoV) outside China has brought with it logistical restrictions, a reconsideration of raw material requirements and concerns over possible disruptions to supply in the coming weeks

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Until now, aluminium has been hard to move, not hard to find. Global aluminium supply had remained technically intact, even as output was curtailed in parts of the Gulf, inventory buffers were drawn down or repositioned, and shipping through the Strait of Hormuz was severely disrupted.
Global aluminium producers face heightened uncertainty over power supplies, with oil and gas prices elevated by the closure of the Strait of Hormuz, through which around 20% of global oil and liquefied natural gas (LNG) flows, sources told Fastmarkets.
Fastmarkets is extending the consultation period for the methodology of several of its black mass payables indicators and prices, and is also proposing changes to the names of CIF South Korea and EWX Europe black mass prices.
Rio Tinto Aluminium is expanding its footprint beyond its historic hydro-powered Canadian base, targeting Europe, Asia and Latin America as part of a deliberate diversification strategy, according to the unit’s chief executive officer.
Fastmarkets has corrected its copper concentrates treatment and refinement charge indices, which were published incorrectly on March 20 2026 due to a technical error.
Fastmarkets has corrected its copper concentrates treatment and refinement charge indices, which were published incorrectly on February 27 2026 due to a backend calculation error. Fastmarkets has also corrected the indices' rationale and all related inferred indices.