On page 76 it mention the Grasberg Mine, one of the geologists discovered 1.69% copper and 1.77 g/t of gold, it was considered the mother lode, but BBX have discovered 299.3 g/t of gold.
The average grade of large gold deposits is 1.01 g/t.
The World's richest platinum group metal producers are 20-24 g/t and BBX have found 25 g/t of Pd and Pt.
BBX have found the richest gold, silver and PGM deposits in the World, you're gonna be on the Aussie rich list.