You should build gold mines from up to down , it is the formation and fastest.
200 Gold Mines
Command Center
A Few Super Gold Mine b4 all Fire Spawn spawn prevent waste lumber and a few gold
200 Super Gold Mine
Base Of Operation
Few of Red Gold Mine b4 3 riki prevent waste lumber and a few of gold.
3 Riki
Diamond mine 30
Elite Gold Mine 200
Ultra Gold Mine 200