Basal Complex, São Vicente Island, Barlavento Islands, Cape Verdei
Regional Level Types | |
---|---|
Basal Complex | Complex |
São Vicente Island | Island |
Barlavento Islands | Group of Islands |
Cape Verde | Country |
This page is currently not sponsored. Click here to sponsor this page.
Latitude & Longitude (WGS84):
16° North , 24° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~13km
Locality type:
Age:
9.3 ± 0.3 to 6.5 ± 0.2 Ma
Geologic Time:
Dating method:
K-Ar
Reference for age:
Ancochea, E., Huertas, M. J., Hernán, F., & Brändle, J. L. (2010). Volcanic evolution of São Vicente, Cape Verde Islands: The Praia Grande landslide. Journal of volcanology and geothermal research, 198(1-2), 143-157. doi.org/10.1016/j.jvolgeores.2010.08.016
Köppen climate type:
Occupies the central part of the island and consists of basic volcanic and plutonic rocks, with some intermediate and felsic rocks, cut by an intense dike swarm that generally comprises 60-100% of the outcrop (Woolley, 2019).
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsMineral List
1 valid mineral.
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:
ⓘ 'Amphibole Supergroup' Formula: AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 Reference: Woolley, A. R. (2019). Alkaline Rocks and Carbonatites of the World, Part 4: Antarctica, Asia and Europe (excluding the former USSR), Australasia and Oceanic Islands. Geological Society of London, p. 485.
Ancochea, E., Huertas, M. J., Hernán, F., & Brändle, J. L. (2010). Volcanic evolution of São Vicente, Cape Verde Islands: The Praia Grande landslide. Journal of volcanology and geothermal research, 198(1-2), 143-157. doi.org/10.1016/j.jvolgeores.2010.08.016 |
ⓘ 'Biotite' Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 Reference: Woolley, A. R. (2019). Alkaline Rocks and Carbonatites of the World, Part 4: Antarctica, Asia and Europe (excluding the former USSR), Australasia and Oceanic Islands. Geological Society of London, p. 485.
Ancochea, E., Huertas, M. J., Hernán, F., & Brändle, J. L. (2010). Volcanic evolution of São Vicente, Cape Verde Islands: The Praia Grande landslide. Journal of volcanology and geothermal research, 198(1-2), 143-157. doi.org/10.1016/j.jvolgeores.2010.08.016 |
ⓘ Nepheline Formula: Na3K(Al4Si4O16) Reference: Woolley, A. R. (2019). Alkaline Rocks and Carbonatites of the World, Part 4: Antarctica, Asia and Europe (excluding the former USSR), Australasia and Oceanic Islands. Geological Society of London, p. 485.
Ancochea, E., Huertas, M. J., Hernán, F., & Brändle, J. L. (2010). Volcanic evolution of São Vicente, Cape Verde Islands: The Praia Grande landslide. Journal of volcanology and geothermal research, 198(1-2), 143-157. doi.org/10.1016/j.jvolgeores.2010.08.016 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
Group 9 - Silicates | |||
---|---|---|---|
ⓘ | Nepheline | 9.FA.05 | Na3K(Al4Si4O16) |
Unclassified Minerals, Rocks, etc. | |||
ⓘ | 'Amphibole Supergroup' | - | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
ⓘ | 'Biotite' | - | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
List of minerals for each chemical element
H | Hydrogen | |
---|---|---|
H | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
H | ⓘ Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
O | Oxygen | |
O | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
O | ⓘ Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
O | ⓘ Nepheline | Na3K(Al4Si4O16) |
F | Fluorine | |
F | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
F | ⓘ Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
Na | Sodium | |
Na | ⓘ Nepheline | Na3K(Al4Si4O16) |
Mg | Magnesium | |
Mg | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
Al | Aluminium | |
Al | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
Al | ⓘ Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
Al | ⓘ Nepheline | Na3K(Al4Si4O16) |
Si | Silicon | |
Si | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
Si | ⓘ Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
Si | ⓘ Nepheline | Na3K(Al4Si4O16) |
Cl | Chlorine | |
Cl | ⓘ Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
K | Potassium | |
K | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
K | ⓘ Nepheline | Na3K(Al4Si4O16) |
Ti | Titanium | |
Ti | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
Ti | ⓘ Amphibole Supergroup | AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2 |
Fe | Iron | |
Fe | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
References
Sort by
Year (asc) Year (desc) Author (A-Z) Author (Z-A)Woolley, A. R. (2019). Alkaline Rocks and Carbonatites of the World, Part 4: Antarctica, Asia and Europe (excluding the former USSR), Australasia and Oceanic Islands. Geological Society of London, p. 485.
Ancochea, E., Huertas, M. J., Hernán, F., & Brändle, J. L. (2010). Volcanic evolution of São Vicente, Cape Verde Islands: The Praia Grande landslide. Journal of volcanology and geothermal research, 198(1-2), 143-157. doi.org/10.1016/j.jvolgeores.2010.08.016
Other Regions, Features and Areas containing this locality
African PlateTectonic Plate
West AfricaUN Subregion
This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to
visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders
for access and that you are aware of all safety precautions necessary.