Due to the worldwide pandemic of coronavirus (COVID-19), the planned 2021 ICMA Conference in Freiberg, Germany will be postponed to 2022. Please visit the ICMA website ( for further notice once COVID-19  is contained.

Effective 2019 and thereafter, ICMA will hold their previous annual conferences to BIENNIAL (every other year) as approved by the ICMA Executive Board.

The 41st International Conference on Cement Microscopy (ICMA) has taken place successfully April 14-17, 2019 at Bahia Resort Hotel in San Diego, California, USA