But experts caution that even if Psyche holds lots of precious metal and it can be brought back to Earth — a feat that would require technology and infrastructure that don’t yet exist — the monetary value could be much lower. “Psyche is a huge asteroid, and if it’s all highly concentrated metal, then yes, that’s an exorbitant amount,” Abbud-Madrid said. “But obviously if you bring back such a large amount, the market value will go down.”

https://www.nbcnews.com/mach/science/mission-rare-metal-asteroid-could-spark-space-mining-boom-ncna1027971