As Europe phases out coal, the supply of fly ash has collapsed — from over 60 million tons in 2010 to less than half that today (ECOBA). The European Cement Association (CEMBUREAU) warns that availability will continue to decline as coal power is retired across the EU. This growing fly-ash gap threatens supply stability and highlights the need for European-made, low-carbon alternatives. At  ICELITH we are developing synthetic minerals that upcycle industrial by-products into