Nordite-(Ce)
Na3SrCeZnSi6O17 [CNMNC approved formula]
Named Analog to the La-dominant nordite-(La) which was named after the word for north because of its northern origin in the Lovozero Massif.
IMA status : | Approved Species 1958 () |
CLASSIFICATION | |
Dana (8th edition) : |
72.05.02.02 |
(72) Phyllosilicate Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings | |
(72.05) with corrugated and complex layers | |
(72.05.02) Leucospenite and related species | |
Nickel-Strunz (10th edition) : |
09.DO.15 |
(09) Silicates | |
(09.D) Inosilicates* Structural terminology per Liebau (1985) | |
(09.DO) with 7-, 8-, 10-, 12- and 14-periodic chains | |
Crystal system: | Orthorhombic System |
Point group (H-M): | mmm (or 2/m 2/m 2/m) — dipyramidal |