Porphyry deposits are very large, polymetallic systems that typically contain copper along with other important metals. Much of today’s mineral production depends on porphyries: 60% of copper, 95% of molbdenum, and 20% of gold comes from this deposit type.
Copper Porphyries: Everything You Need to Know
Infographic source: Visual Capitalist
We wrote about Ben Graham's activism at northern pipe line, but there are other interesting stories involving the father of value investing Value investing and activism go hand-in-hand. Benjamin Graham, the godfather of value investing, discovered how important it is to incorporate activism into a value strategy relatively early in his career, a strategy that Read More