| |
 |
Emeleusite Mineral Data
|
|
|
General Emeleusite Information
|
 Chemical Formula: |
Na4Li2Fe+++2Si12O30 |
| Composition: |
Molecular Weight = 1,034.54 gm |
| |
Sodium 8.89 % Na 11.98 % Na2O |
| |
Lithium 1.34 % Li 2.89 % Li2O |
| |
Iron 10.80 % Fe 15.44 % Fe2O3 |
| |
Silicon 32.58 % Si 69.69 % SiO2 |
| |
Oxygen 46.40 % O |
| |
______ ______ |
| |
100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Na4Li2Fe3+2Si12O30 |
| Environment: |
A minor constituent of a peralkalic trachyte dike, inflow-banded aegirine-albite-rich layers. |
| IMA Status: |
Approved IMA 1978 |
| Locality: |
On the Island of Igdlutalik, Julianehab district, Greenland. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Charles Henry Emeleus, University of Durham, Durham, England. |
| Name Pronunciation: |
Emeleusite + Pronunciation  |
| Synonym: |
ICSD 34950 |
| |
PDF 29-832 |
| |