Name(s) in local language(s): | Cerro do Seixo Branco, São Luís, Odemira, Distrito de Beja, Portugal |
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Location is approximate, estimate based on other nearby localities. | |
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Latitude & Longitude (WGS84): | 37° North , 8° West (est.) |
Margin of Error: | ~9km |
Locality type: | Mine |
Köppen climate type: | Csa : Hot-summer Mediterranean climate |
Fe-Mn mine.
Quartz vein with Fe-Mn oxides.
- Filões de quartzo e óxidos de ferro e manganês, com alguns carbonatos, orientados N 40º E. Impregnações de Fe e Mn nos xistos.
- Hematite (oligisto), limonite, pirolusite.
Regions containing this locality
Select Mineral List Type
Standard Detailed Strunz Dana Chemical ElementsDetailed Mineral List:
ⓘ Hematite Formula: Fe2O3 Reference: LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1162FeMn |
ⓘ 'Limonite' Formula: (Fe,O,OH,H2O) Reference: LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1162FeMn |
ⓘ Pyrolusite Formula: Mn4+O2 Reference: LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1162FeMn |
ⓘ Pyrolusite var: Polianite Formula: morphological variety Reference: LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1162FeMn |
ⓘ Quartz Formula: SiO2 Reference: LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1162FeMn |
List of minerals arranged by Strunz 10th Edition classification
Group 4 - Oxides and Hydroxides | |||
---|---|---|---|
ⓘ | 'Hematite' | 4.CB.05 | Fe2O3 |
ⓘ | Pyrolusite | 4.DB.05 | Mn4+O2 |
ⓘ | var: Polianite | 4.DB.05 | morphological variety |
ⓘ | Quartz | 4.DA.05 | SiO2 |
Unclassified Minerals, Rocks, etc. | |||
ⓘ | 'Limonite' | - | (Fe,O,OH,H2O) |
List of minerals arranged by Dana 8th Edition classification
Group 4 - SIMPLE OXIDES | |||
---|---|---|---|
A2X3 | |||
ⓘ | Hematite | 4.3.1.2 | Fe2O3 |
AX2 | |||
ⓘ | Pyrolusite | 4.4.1.4 | Mn4+O2 |
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks | |||
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si | |||
ⓘ | Quartz | 75.1.3.1 | SiO2 |
Unclassified Minerals, Rocks, etc. | |||
ⓘ | 'Limonite' | - | (Fe,O,OH,H2O) |
ⓘ | Pyrolusite var: Polianite | - | morphological variety |
List of minerals for each chemical element
H | Hydrogen | |
---|---|---|
H | ⓘ Limonite | (Fe,O,OH,H2O) |
O | Oxygen | |
O | ⓘ Hematite | Fe2O3 |
O | ⓘ Limonite | (Fe,O,OH,H2O) |
O | ⓘ Pyrolusite | Mn4+O2 |
O | ⓘ Quartz | SiO2 |
Si | Silicon | |
Si | ⓘ Quartz | SiO2 |
Mn | Manganese | |
Mn | ⓘ Pyrolusite | Mn4+O2 |
Fe | Iron | |
Fe | ⓘ Hematite | Fe2O3 |
Fe | ⓘ Limonite | (Fe,O,OH,H2O) |
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