Mining corner: Decades of underperformance
One gold mining index has an over 70-year history: the Barron's Gold Mining Index (BGMI) as shown in next graph. BGMI since 1939 to the present - logarithmic axis (click to enlarge) As for the gold price during the first decades of this graph: the world was on a gold standard, with a 35 USD/oz price tag for gold.