Endolithic microbial communities in fractures; insights gleaned from mineralized filaments in Cretaceous-age calcite veins in serpentinized peridotites, Iberia abyssal plain

Author(s): Milliken, K. L.
Author Affiliation(s): Primary:
University of Texas at Austin, Department of Geological Sciences, Austin, TX, United States
Volume Title: Lunar and planetary science, XXXII; Papers presented to the Thirty-second lunar and planetary science conference
Source: Abstracts of Papers Submitted to the Lunar and Planetary Science Conference, Vol.32; Thirty-second lunar and planetary science conference, Houston, TX, March 12-16, 2001. Publisher: Lunar and Planetary Science Conference, Houston, TX, United States
Note: In English. 5 refs.; illus.
Summary: The occurrence of diverse mineralized microbial features in calcitized fractures in serpentinized peridotite, Iberia Abyssal Plain, suggests that mineralized fractures are of particular interest in the search for fossil or extant life on Mars.
Year of Publication: 2001
Research Program: ODP Ocean Drilling Program
Key Words: 05 Petrology, Igneous and Metamorphic; 12 Stratigraphy, Historical Geology and Paleoecology; Astrobiology; Atlantic Ocean; Biomineralization; Calcite; Carbonates; Communities; Cores; Cretaceous; Endolithic taxa; Filaments; Fractures; Iberian abyssal plain; Leg 103; Leg 149; Mars; Mesozoic; Metaigneous rocks; Metamorphic rocks; Metaperidotite; Metasomatism; Microorganisms; Morphology; North Atlantic; Northeast Atlantic; ODP Site 637; ODP Site 897; ODP Site 899; Ocean Drilling Program; Planets; Preservation; SEM data; Serpentinization; Silicates; Terrestrial planets; Upper Cretaceous; Veins
Coordinates: N420518 N420518 W0125148 W0125148
N405019 N405019 W0122847 W0122847
N404622 N404622 W0121604 W0121604
Record ID: 2002078391
Copyright Information: GeoRef, Copyright 2019 American Geosciences Institute. Reference includes data supplied by Lunar and Planetary Institute, Houston, TX, United States