Anyone have an idea about how to group these. Such as Potash and Phosphate could be grouped under fertiliser.?
Aluminium
Antimony
Aluminium
Cobalt
Graphite
Iron
Lead
Lithium
Manganese
Mineral sands
Molybdenum
Nickel
Phosphate
Potash
Rare Earths
Tantalum
Tin
Tungsten
Vanadium
Zinc
Anyway here is the chart for precious metals.
