While mountains are typically shaped and formed over the course of eons, a new range has risen in the pancake-flat Netherlands in just four short years. The last AN checked in with Valley, Rotterdam-based MVRDV’s roughly 810,000-square-foot mixed-use complex comprised of three jagged towers clad in stone and mirrored glass and shrouded with bountiful vegetation wasn’t quite yet complete. As of last Friday, however, “the geology-inspired” project in Amsterdam’s Zuidas district is fully open and occupiable (and freshly photographed) following a grand opening ceremony hosted by building owner RJB Group of Companies and project developer Edge. (© Ossip van Duivenbode) (© Ossip van Duivenbode) Said MVRDV founding partner in a…