mordenite Min.
(ˈmɔːdənaɪt)
[Named by H. How, 1864, from Morden, Nova Scotia, its locality. See -ite.]
A hydrous silicate of aluminium, calcium, and sodium, resembling heulandite.
| 1864 How in Jrnl. Chem. Soc. XVII. 100 On Mordenite, a New Mineral from the Trap of Nova Scotia. |