It is forecast that the price of dysprosium oxide be 440 U.S. dollars per kilogram in 2030. In 2020 the price of dysprosium oxide was 260 U.S. dollars per kilogram.

There are 17 rare earth elements and although they are fairly abundant in the Earth's crust, often they occur at sparse intervals are are less economically exploitable. 

https://www.statista.com/statistics/450164/global-reo-dysprosium-oxide-price-forecast/

Files
Files
Tip: Mention someone by typing @username