Dear colleagues and National Clay Group Representatives, We are pleased to invite you to the 9th Mid-European Clay Conference (MECC). Please find attached the first announcement of the 9th MECC that will be held in Zagreb, Croatia between 17th and 21st September 2018. The deadline for abstract submission is 15th March 2018. More information can be found on the conference website http://www.mecc2018.com. The site will be updated regularly.