How the Berlin-based sculptor transforms multi-ton blocks of igneous stone into solemn sanctuaries of contemplation and permanence.
In an industrial hall in Berlin-Reinickendorf, amidst the shriek of diamond blades and the rumble of overhead gantry cranes, Mateo Klein is engaged in a solitary battle with geological deep time.
Klein works exclusively with dense volcanic basalt and patinated bronze. His sculptures—frequently weighing between two and five tons—resist easy commodification. They are monumental, quiet, and uncompromisingly solemn.
"Modern culture is terrified of weight," Klein observes as he runs a weathered hand across the chiseled ridge of *Volcanic Saint*. "Everything in contemporary society is designed to be lightweight, frictionless, and easily discarded. But stone does not lie. When you stand before three tons of crystallized magma that cooled millions of years before humanity drew breath, your nervous system responds with immediate reverence."
Klein's process is arduous and meditative. Each piece begins with months of direct stonemasonry, followed by precision casting of bronze structural collars that clasp the raw stone like ancient surgical splints. Several works feature concealed hydro-systems that keep the basalt permanently damp, revealing rich obsidian veining that mimics the sacred fountains of classical Antiquity.
For institutional collections and discerning private collectors, Klein's sculptures provide an irreplaceable spatial anchor—an unyielding physical sanctuary that anchors any architectural environment in profound stillness.