The miners are an important part of our little world. They do all the dirty work to get you the resources you need like iron or crystals. Just plop them down and come back and check on them later. Make sure you protect them though because stalkers don't care to see them laying around.
Here is a short video of how a couple of our miners are animated.
Now that this part is done, we get them into the game and toss them out there to do their thing.