RE: Internals are improving.Given Tenke's KNOWN copper-cobalt abundance, and their SEARCH for gold, these long-term charts are kind of interesting:
https://tfc-charts.w2d.com/chart/CP/M - copper chart (monthly)
https://tfc-charts.w2d.com/chart/CP/W - copper chart (weekly)
https://tfc-charts.w2d.com/chart/GD/M - gold chart (monthly)
https://tfc-charts.w2d.com/chart/GD/W - gold chart (weekly)