| |
 |
Retzian-(La) Mineral Data
|
|
|
General Retzian-(La) Information
|
 Chemical Formula: |
(Mn,Mg)2(La,Ce,Nd)(AsO4)(OH)4 |
| Composition: |
Molecular Weight = 441.31 gm |
| |
Lanthanum 18.89 % La 22.15 % La2O3 |
| |
Cerium 9.52 % Ce 11.16 % Ce2O3 |
| |
Magnesium 2.75 % Mg 4.57 % MgO |
| |
Manganese 18.67 % Mn 24.11 % MnO |
| |
Arsenic 16.98 % As 26.04 % As2O5 |
| |
Hydrogen 0.91 % H 8.16 % H2O |
| |
Neodymium 3.27 % Nd 3.81 % Nd2O3 |
| |
Oxygen 29.00 % O |
| |
______ ______ |
| |
100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Mn2+1.5Mg0.5La0.6Ce0.3Nd0.1(AsO4)(OH)4 |
| Environment: |
Overgrowth crystals and embedded in light brown rhodochrosite in the willemite-franlinite ore. |
| IMA Status: |
Approved IMA 1982 |
| Locality: |
Sterling Hill mine, Ogdensburg, Sussex Co., NJ, USA. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Anders Jahan Retzius (1742-1821), Swedish naturalist. |
| Name Pronunciation: |
Retzian-(La)  |
| |