| |
 |
Goethite Mineral Data
|
|
|
General Goethite Information
|
 Chemical Formula: |
Fe+++O(OH) |
| Composition: |
Molecular Weight = 88.85 gm |
| |
Iron 62.85 % Fe 89.86 % Fe2O3 |
| |
Hydrogen 1.13 % H 10.14 % H2O |
| |
Oxygen 36.01 % O |
| |
______ ______ |
| |
100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Fe3+O(OH) |
| Environment: |
Common in iron ore deposits. |
| IMA Status: |
Valid Species (Pre-IMA) 1806 |
| Locality: |
Mesabi district, Minnesota, USA. Link to MinDat.org Location Data. |
| Name Origin: |
Named after the German poet, J. W. Goethe (1749-1832). |
| Name Pronunciation: |
Goethite  |
| Synonym: |
Acicular iron ore |
| |
ICSD 28247 |
| |
Limonite |
| |
Needle ironstone |
| |
PDF 29-713 |
| |