São João do Piauí deposit, Capitão Gervásio de Oliveira, Piauí, Brazili
Regional Level Types | |
---|---|
São João do Piauí deposit | Deposit |
Capitão Gervásio de Oliveira | - not defined - |
Piauí | State |
Brazil | Country |
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Latitude & Longitude (WGS84):
8° 28' 0'' South , 41° 57' 39'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
Place | Population | Distance |
---|---|---|
São João do Piauí | 12,688 (2012) | 33.6km |
Mindat Locality ID:
425249
Long-form identifier:
mindat:1:2:425249:1
GUID (UUID V4):
5bcf9a22-5c61-44d1-8d84-acc73ab95e4b
The São João do Piauí deposit is situated in the igneous mafic-ultramafic Brejo Seco–Piauí Complex in the São Francisco craton. The deposit is set within a terrain of intensely deformed volcanic, volcano–sedimentary and sedimentary rocks of Precambrian age that have been intruded by mafic-ultramafic bodies. These mafic-ultramafic bodies are differentiated and comprise serpentinised ultramafics at their base with the upward progression towards troctolites, metagabbros and anorthosites. The entire sequence has been intruded by granitic and granodioritic bodies and is unconformably overlain by sediments of the Sierra Grande Formation, Pimenteiras Formation and Cabeças Formation.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsMineral List
17 valid minerals.
Rock Types Recorded
Note: data is currently VERY limited. Please bear with us while we work towards adding this information!
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
ⓘ Asbolane Formula: (Ni,Co)2-xMn4+(O,OH)4 · nH2O |
ⓘ 'Chlorite Group' |
ⓘ Chromite Formula: Fe2+Cr3+2O4 |
ⓘ Chromite var. Aluminian Chromite Formula: Fe(Cr,Al)2O4 |
ⓘ Chrysotile Formula: Mg3(Si2O5)(OH)4 |
ⓘ 'Ferritchromit' |
ⓘ 'Garnierite' |
ⓘ Goethite Formula: α-Fe3+O(OH) |
ⓘ Hematite Formula: Fe2O3 |
ⓘ Ilmenite Formula: Fe2+TiO3 |
ⓘ Kaolinite Formula: Al2(Si2O5)(OH)4 |
ⓘ 'Limonite' |
ⓘ Lithiophorite Formula: (Al,Li)MnO2(OH)2 |
ⓘ Lizardite Formula: Mg3(Si2O5)(OH)4 |
ⓘ Maghemite Formula: (Fe3+0.67◻0.33)Fe3+2O4 |
ⓘ Magnesite Formula: MgCO3 |
ⓘ Magnetite Formula: Fe2+Fe3+2O4 |
ⓘ Nontronite Formula: Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O |
ⓘ 'Olivine Group' Formula: M2SiO4 |
ⓘ 'Pimelite' Formula: Ni3Si4O10(OH)2 · 4H2O |
ⓘ Quartz Formula: SiO2 |
ⓘ Saponite Formula: Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O |
ⓘ 'Serpentine Subgroup' Formula: D3[Si2O5](OH)4 |
ⓘ Talc Formula: Mg3Si4O10(OH)2 |
ⓘ Vermiculite Formula: Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
Group 4 - Oxides and Hydroxides | |||
---|---|---|---|
ⓘ | Goethite | 4.00. | α-Fe3+O(OH) |
ⓘ | Chromite var. Aluminian Chromite | 4.BB.05 | Fe(Cr,Al)2O4 |
ⓘ | 4.BB.05 | Fe2+Cr3+2O4 | |
ⓘ | Magnetite | 4.BB.05 | Fe2+Fe3+2O4 |
ⓘ | Maghemite | 4.BB.15 | (Fe3+0.67◻0.33)Fe3+2O4 |
ⓘ | Hematite | 4.CB.05 | Fe2O3 |
ⓘ | Ilmenite | 4.CB.05 | Fe2+TiO3 |
ⓘ | Quartz | 4.DA.05 | SiO2 |
ⓘ | Lithiophorite | 4.FE.25 | (Al,Li)MnO2(OH)2 |
ⓘ | Asbolane | 4.FL.30 | (Ni,Co)2-xMn4+(O,OH)4 · nH2O |
Group 5 - Nitrates and Carbonates | |||
ⓘ | Magnesite | 5.AB.05 | MgCO3 |
Group 9 - Silicates | |||
ⓘ | Chrysotile | 9.. | Mg3(Si2O5)(OH)4 |
ⓘ | Talc | 9.EC.05 | Mg3Si4O10(OH)2 |
ⓘ | 'Pimelite' | 9.EC.22 | Ni3Si4O10(OH)2 · 4H2O |
ⓘ | Nontronite | 9.EC.40 | Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O |
ⓘ | Saponite | 9.EC.45 | Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O |
ⓘ | Vermiculite | 9.EC.50 | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O |
ⓘ | Kaolinite | 9.ED.05 | Al2(Si2O5)(OH)4 |
ⓘ | Lizardite | 9.ED.15 | Mg3(Si2O5)(OH)4 |
Unclassified | |||
ⓘ | 'Limonite' | - | |
ⓘ | 'Chlorite Group' | - | |
ⓘ | 'Garnierite' | - | |
ⓘ | 'Serpentine Subgroup' | - | D3[Si2O5](OH)4 |
ⓘ | 'Olivine Group' | - | M2SiO4 |
ⓘ | 'Ferritchromit' | - |
List of minerals for each chemical element
H | Hydrogen | |
---|---|---|
H | ⓘ Asbolane | (Ni,Co)2-xMn4+(O,OH)4 · nH2O |
H | ⓘ Chrysotile | Mg3(Si2O5)(OH)4 |
H | ⓘ Goethite | α-Fe3+O(OH) |
H | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
H | ⓘ Lithiophorite | (Al,Li)MnO2(OH)2 |
H | ⓘ Lizardite | Mg3(Si2O5)(OH)4 |
H | ⓘ Nontronite | Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O |
H | ⓘ Saponite | Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O |
H | ⓘ Talc | Mg3Si4O10(OH)2 |
H | ⓘ Vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O |
H | ⓘ Pimelite | Ni3Si4O10(OH)2 · 4H2O |
H | ⓘ Serpentine Subgroup | D3[Si2O5](OH)4 |
Li | Lithium | |
Li | ⓘ Lithiophorite | (Al,Li)MnO2(OH)2 |
C | Carbon | |
C | ⓘ Magnesite | MgCO3 |
O | Oxygen | |
O | ⓘ Asbolane | (Ni,Co)2-xMn4+(O,OH)4 · nH2O |
O | ⓘ Chrysotile | Mg3(Si2O5)(OH)4 |
O | ⓘ Chromite | Fe2+Cr23+O4 |
O | ⓘ Goethite | α-Fe3+O(OH) |
O | ⓘ Hematite | Fe2O3 |
O | ⓘ Ilmenite | Fe2+TiO3 |
O | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
O | ⓘ Lithiophorite | (Al,Li)MnO2(OH)2 |
O | ⓘ Lizardite | Mg3(Si2O5)(OH)4 |
O | ⓘ Magnesite | MgCO3 |
O | ⓘ Maghemite | (Fe3+0.67◻0.33)Fe23+O4 |
O | ⓘ Magnetite | Fe2+Fe23+O4 |
O | ⓘ Nontronite | Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O |
O | ⓘ Quartz | SiO2 |
O | ⓘ Saponite | Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O |
O | ⓘ Talc | Mg3Si4O10(OH)2 |
O | ⓘ Vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O |
O | ⓘ Pimelite | Ni3Si4O10(OH)2 · 4H2O |
O | ⓘ Chromite var. Aluminian Chromite | Fe(Cr,Al)2O4 |
O | ⓘ Serpentine Subgroup | D3[Si2O5](OH)4 |
O | ⓘ Olivine Group | M2SiO4 |
Na | Sodium | |
Na | ⓘ Nontronite | Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O |
Mg | Magnesium | |
Mg | ⓘ Chrysotile | Mg3(Si2O5)(OH)4 |
Mg | ⓘ Lizardite | Mg3(Si2O5)(OH)4 |
Mg | ⓘ Magnesite | MgCO3 |
Mg | ⓘ Saponite | Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O |
Mg | ⓘ Talc | Mg3Si4O10(OH)2 |
Mg | ⓘ Vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O |
Al | Aluminium | |
Al | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
Al | ⓘ Lithiophorite | (Al,Li)MnO2(OH)2 |
Al | ⓘ Nontronite | Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O |
Al | ⓘ Saponite | Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O |
Al | ⓘ Vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O |
Al | ⓘ Chromite var. Aluminian Chromite | Fe(Cr,Al)2O4 |
Si | Silicon | |
Si | ⓘ Chrysotile | Mg3(Si2O5)(OH)4 |
Si | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
Si | ⓘ Lizardite | Mg3(Si2O5)(OH)4 |
Si | ⓘ Nontronite | Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O |
Si | ⓘ Quartz | SiO2 |
Si | ⓘ Saponite | Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O |
Si | ⓘ Talc | Mg3Si4O10(OH)2 |
Si | ⓘ Vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O |
Si | ⓘ Pimelite | Ni3Si4O10(OH)2 · 4H2O |
Si | ⓘ Serpentine Subgroup | D3[Si2O5](OH)4 |
Si | ⓘ Olivine Group | M2SiO4 |
Ca | Calcium | |
Ca | ⓘ Saponite | Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O |
Ti | Titanium | |
Ti | ⓘ Ilmenite | Fe2+TiO3 |
Cr | Chromium | |
Cr | ⓘ Chromite | Fe2+Cr23+O4 |
Cr | ⓘ Chromite var. Aluminian Chromite | Fe(Cr,Al)2O4 |
Mn | Manganese | |
Mn | ⓘ Asbolane | (Ni,Co)2-xMn4+(O,OH)4 · nH2O |
Mn | ⓘ Lithiophorite | (Al,Li)MnO2(OH)2 |
Fe | Iron | |
Fe | ⓘ Chromite | Fe2+Cr23+O4 |
Fe | ⓘ Goethite | α-Fe3+O(OH) |
Fe | ⓘ Hematite | Fe2O3 |
Fe | ⓘ Ilmenite | Fe2+TiO3 |
Fe | ⓘ Maghemite | (Fe3+0.67◻0.33)Fe23+O4 |
Fe | ⓘ Magnetite | Fe2+Fe23+O4 |
Fe | ⓘ Nontronite | Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O |
Fe | ⓘ Saponite | Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O |
Fe | ⓘ Vermiculite | Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O |
Fe | ⓘ Chromite var. Aluminian Chromite | Fe(Cr,Al)2O4 |
Co | Cobalt | |
Co | ⓘ Asbolane | (Ni,Co)2-xMn4+(O,OH)4 · nH2O |
Ni | Nickel | |
Ni | ⓘ Asbolane | (Ni,Co)2-xMn4+(O,OH)4 · nH2O |
Ni | ⓘ Pimelite | Ni3Si4O10(OH)2 · 4H2O |
Other Regions, Features and Areas containing this locality
South AmericaContinent
South America PlateTectonic Plate
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