WoW: Goldrush battleground - Another new map?

A second new battleground map has been datamined from World of Warcraft patch 5.2 which is currently on the PTR. Called Goldrush BG. The new map is much smaller than Defense of the Alehouse and is estimated to be for 10 players, with 2 bases and 2 resource nodes. Below you can watch a flyby video of Goldrush BG.