The story
From Diaoyu Dao + -ite, from 钓鱼岛 (Diàoyúdǎo, literally “Fishing Island”), the largest of the Diaoyudao or Senkaku Islands, near Okinawa Trough where the mineral was found.
Etymology from Wiktionary, CC BY-SA 4.0.
diaoyudaoite
Today it means: A hexagonal-dihexagonal dipyramidal mineral containing aluminum, oxygen, and sodium. Full definition →