The developments at SG1 support the thesis that there may be other large intrusive hosted ore bodies proximal to the nearby Ross River Pluton. I always wonderd when San would relate to the Ross River Pluton as being a possible source since it was knowen for yrs. This black high resolution film of the Ross Pluton is one i posted yrs ago showing the potential feed into the green-belt. The second by San showing the Greens. ...7 
...under 320000e down to cetre of film you are in cetre of the pluton. The pluton rotated in a clockwise rotation and bursting through a top exit with 3 possible feeders mark as rl on film. Notice a bottom left exit possible feed into Sans mention of SGI.