This is the Ilot de l’Octroi. It is located in Rennes, France. The design was on site in 2016 and has been there for commercial and residential use. it is 8200 m^2. The architects were inspired by rocks and the geometry was based on natural rock formations like mountains and hills.
https://www.mvrdv.nl/projects/252/ilot-de-l%E2%80%99octroi