Producer
Imerys S.A.
Global leader in industrial minerals — kaolin (china clay), calcium carbonate, talc, perlite, graphite — for paint, paper, ceramics, plastics.
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2
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0
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0
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2 inputs Imerys S.A. supplies
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Performance Minerals (Paper, Paint, Plastics)
35%Ceramics & Refractories
20%Carbon & Graphite (Batteries, Refractories)
20%Filtration & Perlite
15%Talc
10%
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Did you know2024
Imerys's graphite division produces natural and synthetic graphite products that span a remarkable range of applications from mundane to strategic: pencil leads (graphite + clay binder), carbon brushes for electric motors in appliances and industrial machinery, graphite mold washes for foundry metal casting, and — since the EV revolution — battery anode active material for lithium-ion cells. Graphite anodes account for ~95-97% of the active anode mass in standard lithium-ion batteries; a 100 kWh EV battery requires approximately 50-75 kg of purified, sphericized, and coated graphite. Imerys is investing in European battery-grade natural graphite supply (beneficiation and purification in Lac-des-Îles, Quebec) to serve European battery gigafactories (ACC, Freyr, Northvolt) whose anode supply currently depends ~85% on Chinese graphite processing. The same mineral that makes a #2 pencil write became, in 2020-2024, a US Department of Energy "critical mineral" classified alongside cobalt and lithium — and Imerys's Cornwall china clay and Georgia kaolin mines are an ocean away from its graphite mines in Quebec and Sri Lanka, yet both sit under the same corporate holding structure.
Imerys S.A. ↗Concentration2024
Imerys's US talc operations (through its subsidiary Imerys Talc America, acquired from Luzenac/Rio Tinto) became the center of a major mass tort liability when the company was named as a co-defendant in thousands of cases alleging that talc products — including Johnson & Johnson's Baby Powder — were contaminated with asbestos fibers (chrysotile and tremolite), causing mesothelioma. In 2024, Imerys Talc America filed for Chapter 11 bankruptcy protection to manage the talc asbestos litigation through a mass tort trust — using the same legal mechanism (Texas Two-Step) that J&J attempted before courts rejected it. The talc asbestos litigation illustrates a supply chain risk that is unique to geological mining: asbestos contamination of talc is a natural geological occurrence (asbestiform minerals co-occur with talc in certain Vermont and Montana deposits) rather than a manufacturing defect. Imerys's position as the world's largest talc miner made it simultaneously the most exposed to asbestos litigation risk and the most important supplier of pharmaceutical-grade and industrial-grade talc — with the asbestos liability now segregated in a bankrupt subsidiary while Imerys's global talc operations in France (Luzenac Valley, Ariège) and China continue serving industrial markets.
Imerys S.A. ↗Origin2024
Imerys S.A. was formed in 1880 from the industrial mineral operations of the Rothschild-connected Imetal conglomerate (formerly Peñarroya), with roots in Brittany's kaolin mines that supplied fine porcelain to the French court. Imerys transformed into the world's largest industrial minerals company through a sustained acquisition program across the 1990s-2000s: the key deal was acquiring ECC International (controlled by Anglo American) which brought ownership of the Cornwall (UK) and Georgia (US) kaolin deposits — the world's two largest, highest-brightness natural kaolin deposits. These deposits took 300+ million years to form from feldspar hydrothermal alteration and cannot be replicated geographically. The Cornwall kaolin deposits alone (the iconic white lunar landscape of the "Alps of Cornwall" in mid-Cornwall around St Austell) supplied the European porcelain and paper industries for 200 years. Imerys's control of these geological assets, combined with its Talc, Perlite, Graphite, and Refractory minerals divisions, creates a portfolio of non-substitutable geological positions in minerals that industrial civilization requires — but that most people have never heard of.
Imerys S.A. ↗