sustainable quarry operations

Before green building was a word and when green was just a color (depending on whether the written language was invented yet), ancient cultures were intuitively building with what was in their immediate area, and it was natural stone. Lucky for us, we can study how well these structures have weathered the elements and incorporate this timeless material into modern designs so let’s have a look at just how sustainable natural ... http://blog.polycor.com/the-original-green-building-material-just-how-sustainable-is-natural-stone