plumosite Min.
(ˈpluːməsaɪt)
[ad. Ger. plumosit, named by Haidinger 1845, f. L. plūmōsus downy + -it, -ite1, after the older Ger. name federerz ‘feather-ore’.]
= jamesonite.
| 1864 in Webster. 1881 Academy 7 May 341 The recent discovery of plumosite which is a double sulphide of lead and antimony. |