Earth:Tobago Volcanic Group

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Short description: Geologic group in Trinidad and Tobago
Tobago Volcanic Group
Stratigraphic range: Albian
TypeGroup
Sub-unitsBacolet Formation
Lithology
PrimaryVolcaniclastics
OtherShale, sandstone, siltstone
Location
Coordinates [ ⚑ ] : 11°12′N 60°48′W / 11.2°N 60.8°W / 11.2; -60.8
Paleocoordinates [ ⚑ ] 5°36′N 32°36′W / 5.6°N 32.6°W / 5.6; -32.6
RegionTobago
Country Trinidad and Tobago
Type section
Named forTobago
Tobago Volcanic Group is located in Trinidad and Tobago
Tobago Volcanic Group
Tobago Volcanic Group (Trinidad and Tobago)

The Tobago Volcanic Group is a geologic group in Trinidad and Tobago. It preserves radiolaria and ammonite fossils dating back to the Albian period. The formation contains the Bacolet Formation and comprises organic-rich, black pyritic siliceous mudstones and fine-grained volcaniclastic sandstones and siltstones.[1]

See also

  • List of fossiliferous stratigraphic units in Trinidad and Tobago

References

Further reading

  • A. W. Snoke and P.J. Noble. 2001. Ammonite-radiolarian assemblage, Tobago Volcanic Group, Tobago, West Indies—Implications for the evolution of the Great Arc of the Caribbean. Geological Society America Bulletin 113:256-264