G3Dv3 0109, isohypses of top Fm of Malle

This layer gives the isohypses of the top of the Malle Formation, as defined in the Geological 3D model of the Flemish subsurface. The Geological 3D model was drawn up in the framework of the management agreement of the Flemish government with VITO, under the heading VLAKO, commissioned by the Flemish Environmental Planning Agency本图层展示了佛兰德斯地下地质三维模型中所定义的马尔勒组（Malle Formation）顶面海拔等值线。该地质三维模型系依据佛兰德斯政府与VITO签订的管理协议框架，纳入VLAKO项目范畴，由佛兰德斯环境规划署委托编制。