"It's a pity that many of the AUL holders here are not asking the questions about the problems MCO had or doing the research."
That is the majority of discussion here and even the company has discussed it in a presentation. Pg 17
http://www.austargold.com/wp-content/uploads/2017/06/170615-MNM-Investor-Presentation-full.pdf
"The previous owners (MCO) was in the process of addressing most issues
– we are learning from their experience.
• Careful and systematic approach to definition of mining blocks.
– Drilling to establish vein position and thickness.
– Underground sampling to confirm grade
– MCO took nearly 1200 underground samples in 2012 on the basis of this approach, but they ran out of time.
– Mantle is using this dataset now, and working with former MCO staff to ensure knowledge transfer.
• Ensure that the mill can treat the ore effectively.
– Optimise approach to deal with hard diorite.
– MCO was addressing this problem, but they ran out of time.
– Mantle will build on their progress and bring its own capabilities to bear on this problem."