I was interested to see what order of magnitude tons and grade there might be at Kalongwe SW so I have played with the figures provided. Details are given in this PDF and some "teaser" images are also attached.
Back of the envelope - very rough calculations from only preliminary data- DYOR
Sectional and Plan view
I have no idea of the economics but as a possible satellite pit I suspect this may be feasible.
Like you Mineralised I noticed the carrollite intersection as possibly the first indication of Co at Monwezi 2. I hope your analysis of it's presence comes to pass.