Some more of the same: "The high price of coke also indirectly...

Some more of the same:
"The high price of coke also indirectly affects the demand for different iron ore grades. Coke now makes up around 40% of a steel mill’s costs compared to a typical range of 20-25%. To reduce the consumption of coke in blast furnaces, the demand for high grade iron ore has increased significantly because every 1% increase in iron ore grade reduces coke required by 2%. Hence, since the introduction of supply side reforms, the prices for different iron ore grades has diverged significantly. High grade iron ore (65% Fe content) trades at a significant premium to the benchmark medium grade iron ore (62% Fe content) while low grade iron ore (58% Fe content) trades at a significant discount."

For the full article: https://www.livewiremarkets.com/wires/the-phantom-resource-bear-market-of-2018-2018-10-09