
Originally Posted by
Fortoom
If you tear it down while there is still ore in the mine, you will get some of your mats back; therefore, tear it down when there is only a few pieces of ore left. Next, send your geo out, and it will refill. I did this a couple times with copper, but it didn't return enough mats to make it worthwhile.
With an iron mine, you get back 62 HW, 62 M, 50 T, but I haven't tested this tear down method yet on iron. I just now put up iron mines, so they are all near full capacity atm. Can someone test this? It will be a couple days before my mines are low enough on ore.