The Self Replicating Glass Farm

In the future, if we do eventually reach our potential as a space-faring species, one of the major limitations of our abilities will come -as it always has- in how we are able to survive in the environment deep in space. But recent developments in the fields of 3-D printing and green technology have fused in such a way that may have been overlooked by what has overwhelmingly been considered a technologically driven field. In order to escape the harsh conditions of man's humble beginnings, our species has had to consistently use the materials available to push ourselves forward. But what building materials are present on - for example - Mars?