Depth distribution of magnetofossils in near‐surface sediments from the Blake/Bahama Outer Ridge, western North Atlantic Ocean, determined by low‐temperature …

BA Housen, BM Moskowitz - Journal of Geophysical Research …, 2006 - Wiley Online Library
Fe‐oxide and Fe‐sulfide trace minerals in sediments and sedimentary rocks provide proxy
records of biogeochemical processes, record past variations in the geomagnetic field, and …

Magnetofossils: relicts and records of deep time and space

SP Slotznick, R Egli, I Lascu - Elements, 2023 - pubs.geoscienceworld.org
Magnetofossils are magnetic nanoparticles that represent the fossil remains of
microorganisms that biomineralize magnetic minerals in a genetically controlled manner …

Paleomagnetic and paleoenvironmental implications of magnetofossil occurrences in late Miocene marine sediments from the Guadalquivir Basin, SW Spain

JC Larrasoaña, Q Liu, P Hu, AP Roberts… - Frontiers in …, 2014 - frontiersin.org
Although recent studies have revealed more widespread occurrences of magnetofossils in
pre-Quaternary sediments than have been previously reported, their significance for …

Discovery of giant and conventional magnetofossils bookending Cretaceous Oceanic Anoxic Event 2

CL Wagner, I Lascu, JM Self-Trail, T Gooding… - … Earth & Environment, 2024 - nature.com
Conventional magnetofossils are the remains of magnetotactic bacteria and giant
magnetofossils are the remains of iron biomineralizing organisms that have not yet been …

Giant magnetofossils and hyperthermal events

L Chang, AP Roberts, W Williams, JDF Gerald… - Earth and Planetary …, 2012 - Elsevier
Magnetotactic bacteria biomineralize magnetic minerals with precisely controlled size,
morphology, and stoichiometry. These cosmopolitan bacteria are widely observed in aquatic …

Changing abundance of magnetofossil morphologies in pelagic red clay around Minamitorishima, Western North Pacific

Y Usui, T Yamazaki, M Saitoh - Geochemistry, Geophysics …, 2017 - Wiley Online Library
Recent investigations have discovered an unexpected abundance of magnetofossils in oxic
pelagic red clays. These have potential to serve as paleoenvironmental tracers in otherwise …

Searching for single domain magnetite in the “pseudo‐single‐domain” sedimentary haystack: Implications of biogenic magnetite preservation for sediment magnetism …

AP Roberts, L Chang, D Heslop… - Journal of …, 2012 - Wiley Online Library
Magnetic hysteresis measurements of sediments have resulted in widespread reporting of
“pseudo‐single‐domain”‐like magnetic properties. In contrast, the ideal single domain (SD) …

A strong angular dependence of magnetic properties of magnetosome chains: Implications for rock magnetism and paleomagnetism

J Li, K Ge, Y Pan, W Williams, Q Liu… - Geochemistry …, 2013 - Wiley Online Library
Single‐domain magnetite particles produced by magnetotactic bacteria (magnetosomes)
and aligned in chains are of great interest in the biosciences and geosciences. Here, we …

Micromagnetic determination of the FORC response of paleomagnetically significant magnetite assemblages

L Nagy, R Moreno, AR Muxworthy… - Geochemistry …, 2024 - Wiley Online Library
Micromagnetic modeling allows the systematic study of the effects of particle size and shape
on the first‐order reversal curve (FORC) magnetic hysteresis response for magnetite …

Variable remanence acquisition efficiency in sediments containing biogenic and detrital magnetites: Implications for relative paleointensity signal recording

T Ouyang, D Heslop, AP Roberts, C Tian… - Geochemistry …, 2014 - Wiley Online Library
Widespread geological preservation of biogenic magnetite makes it important to assess how
such particles contribute to sedimentary paleomagnetic signals. We studied a sediment core …