Limonite
Mineral Group: OXIDES & HYDROXIDES - HYDRATED IRON
OXIDE
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 Limonite after Pyrite, Pseudomorph Albemarie Stanley Co., North Carolina, USA |
Pyrite often forms in cubes. This specimen is a pseudomorph. It is Limonite after Pyrite. |
| Limonite from Blackwell Tiff Mine, St. Francis County near Potosi, Bonne Terre, Missouri USA |