Earth:Bacolet Formation

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Short description: Geologic formation in Trinidad and Tobago
Bacolet Formation
Stratigraphic range: Albian
TypeFormation
Unit ofTobago Volcanic Group
Lithology
PrimaryMudstone
OtherVolcaniclastic 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 forBacolet
Bacolet Formation is located in Trinidad and Tobago
Bacolet Formation
Bacolet Formation (Trinidad and Tobago)

The Bacolet Formation is a geologic formation in Trinidad and Tobago. It preserves radiolaria and ammonite fossils dating back to the Albian period. The formation is part of the Tobago Volcanic Group 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