| |
 |
Aliettite Mineral Data
|
|
|
General Aliettite Information
|
 Chemical Formula: |
[Mg3Si4O10(OH)2](Ca0.5,Na)0.33(Al,Mg,Fe++)2-3(Si,Al)4O10(OH)2•n(H2O) |
| Composition: |
Molecular Weight = 823.18 gm |
| |
Sodium 0.56 % Na 0.75 % Na2O |
| |
Calcium 0.49 % Ca 0.68 % CaO |
| |
Magnesium 10.33 % Mg 17.14 % MgO |
| |
Aluminum 13.11 % Al 24.77 % Al2O3 |
| |
Iron 4.75 % Fe 6.11 % FeO |
| |
Silicon 17.06 % Si 36.50 % SiO2 |
| |
Hydrogen 1.22 % H 10.94 % H2O |
| |
Oxygen 52.48 % O |
| |
______ ______ |
| |
100.00 % 96.89 % = TOTAL OXIDE |
| Empirical Formula: |
Mg3Si4O10(OH)2Ca0.1Na0.2AlFe2+0.7Mg0.5Al3SiO10(OH)2�3(H2O) |
| Environment: |
Low temperature environments in ancient lake sediments. Also found in low-grade Mg-rich metamorphic rocks. |
| IMA Status: |
Approved IMA 1969 |
| Locality: |
Italy, Monte Chiaro, Taro valley. Amargosa desert region, Death Valley, California, USA. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Andrea Alietti (1923-), clay mineralogist. |
| Name Pronunciation: |
Aliettite + Pronunciation  |
| |