Omya – Omey
20 Sep 2019 - 20 Sep 2019
Rue Pierre Semard 6, FR-51240 Omey
Omya invited high school and college students to an open day, including a quarry visit and presentations about mining, chalk formations and mineral products.
Omya invited high school and college students to an open day, including a quarry visit and presentations about mining, chalk formations and mineral products.