On 25 September, the European Minerals Day 2015 – a biannual pan-European Quarry Open Day initiative – was officially launched at the Cimalux quarry site, uniquely located at the cross border in Luxembourg and France. Under the auspices of the Luxembourg Presidency of the Council of the European Union, this event welcomed over 70 stakeholders from local, national and European level. With interventions by high level speakers, including Minister Dan Kersch, Luxembourgish Minister of Interior, Mr Daniel Calleja Crespo, Director General (DG Environment) from the European Commission, and Claude Turmes, Member of the European Parliament, the event focused on the importance of minerals to Europe and its citizens.