The story
Named in 1884 by Johannes Theodor Lorenzen in honour of Henrik Johannes Rink (1819-1893), Director of the Royal Greenland Board of Trade at the time. Rink + -ite In 2016, the IMA renamed rinkite to rinkite-(Ce), as opposed to rinkite-(Y).
Etymology from Wiktionary, CC BY-SA 4.0.