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Chicxulub: Drilling the K-Pg Impact Crater

Project Acronym: CSDP2 | State: Completed | ICDP Expedition ID: 5032 | IODP Expedition ID: 364

L2S Project (Joint ICDP-IODP Project)

The Chicxulub impact crater, Mexico, is unique. It is:

  1. The only known terrestrial impact structure that has been directly linked to a mass extinction event,
  2. The only one of the three largest impact structures on Earth that is well-preserved,
  3. The only terrestrial crater with a global ejecta layer, and
  4. The only known terrestrial impact structure with an unequivocal topographic “peak ring”.

Chicxulub’s role in the K-Pg mass extinction and its exceptional state of preservation make it an important natural laboratory for the study of both large impact crater formation on Earth and other planets, and the effects of large impacts on the Earth’s environment and ecology.

Onshore Drilling: CSDP

Keywords: Central America, Mexico, Gulf Of Mexico, Yucatan, Chicxulub, Cretaceous/Tertiary Boundary

Project Management

CoPIs

Co-PIs: No data found

Project Details

Project Description

Title:
Chicxulub: Drilling the K-Pg Impact Crater (CSDP2)
Proposed in:
2014
Current State:
Completed
Proposal abstract:
n.a.
Geologic age:
Cretaceous/Tertiary(Paleogene)
Number of drillsites (drillholes):
1(1)
Drilled length:
1334.69 m
Cored length:
828.99 m
Core recovered, length:
839.51 m
Core recovered length / Cored length:
101.3%
Core recovered / Drilled length:
62.9%
Expedition #
5032
Location
Central America, Mexico, Yucatan Peninsula, Gulf of Mexico, Mexico
Coordinates
21.0000, -90.0000
Status
Completed

Project Location

Project Timeline

Sampling Party

21 September - 15 October 2016

Drilling

5 April - 31 May 2016

Workshop Held

30 - 31 March 2015 in Mérida, Yucatán, Mexico

Full Proposal Approved

First Full Proposal Submitted

Workshop Held

11 - 12 September 2006 in Potsdam, Germany

Workshop Proposal Approved