Abundance of some of the rarest Elements in the Earth's crust.

Data sources:

Haynes, William M. (Ed.) (2017): CRC handbook of chemistry and physics. A ready-reference book of chemical and physical data. 97th edition. Boca Raton, London, New York: CRC Press.
http://www.hbcponline.com/faces/periodic/PeriodicTable.xhtml

Fyfe, W.S. (1974): Geochemistry. Oxford University Press.

Original Chart: https://vizhub.com/curran/a44b38541b6e47a4afdd2dfe67a302c5