Ann: Mineral Resource Upgrade, page-364

Mate sorry you are way wrong... 160mtpa is the number.
You don't typically use an impactor until you third stage of crushing, also consider an impactor is the least efficient power and ware considered, also an impactor is usually use to control product shape. The use a of a rockbox in you impactor is widely used if silica content is high to limit manganese ware. Yes a ball mill pulverizes...Still not understanding your point of demonstrate your understanding of mining / quarry equipment.
You're not really answering my question just filling the thread with worthless information...