Magnetic mineral diagenesis

AP Roberts - Earth-Science Reviews, 2015 - Elsevier
Reduction–oxidation (redox) reactions occur during burial because sediments contain
reactive mixtures of oxidised and reduced components. Diagenetic chemical reactions …

Environmental magnetism: Principles and applications

Q Liu, AP Roberts, JC Larrasoaña… - Reviews of …, 2012 - Wiley Online Library
In environmental magnetism, rock and mineral magnetic techniques are used to investigate
the formation, transportation, deposition, and postdepositional alterations of magnetic …

A critical appraisal of the “Day” diagram

AP Roberts, L Tauxe, D Heslop… - Journal of Geophysical …, 2018 - Wiley Online Library
Abstract The “Day” diagram (Day et al., 1977, https://doi. org/10.1016/0031-9201 (77) 90108-
X) is used widely to make inferences about the domain state of magnetic mineral …

Detection of noninteracting single domain particles using first‐order reversal curve diagrams

R Egli, AP Chen, M Winklhofer… - Geochemistry …, 2010 - Wiley Online Library
We present a highly sensitive and accurate method for quantitative detection and
characterization of noninteracting or weakly interacting uniaxial single domain particles …

Paleoclimate and paleoceanography over the past 20,000 yr in the Mediterranean Sea Basins as indicated by sediment elemental proxies

F Martinez-Ruiz, M Kastner, D Gallego-Torres… - Quaternary Science …, 2015 - Elsevier
Marine sediments record paleoenvironmental changes over time through variations in major
and trace element concentrations. The main objective of this paper is to review such …

Characterization of individual rock magnetic components by analysis of remanence curves, 1. Unmixing natural sediments

R Egli - Studia geophysica et geodaetica, 2004 - Springer
Natural sediments are a complex mixture of magnetic minerals with different origins and
different geochemical history, each of which is called a magnetic component. Magnetic …

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) …

Unlocking information about fine magnetic particle assemblages from first-order reversal curve diagrams: recent advances

AP Roberts, D Heslop, X Zhao, H Oda, R Egli… - Earth-Science …, 2022 - Elsevier
The magnetic domain state of a material determines its magnetic recording capability and
magnetic properties. Constraining the domain state of magnetic components within …

Ferromagnetic resonance and low-temperature magnetic tests for biogenic magnetite

BP Weiss, SS Kim, JL Kirschvink, RE Kopp… - Earth and Planetary …, 2004 - Elsevier
Magnetite is both a common inorganic rock-forming mineral and a biogenic product formed
by a diversity of organisms. Magnetotactic bacteria produce intracellular magnetites of high …

Magnetic mineral dissolution in Pleistocene fluvio-lacustrine sediments, Nihewan Basin (North China)

H Ao, C Deng, MJ Dekkers, Q Liu - Earth and Planetary Science Letters, 2010 - Elsevier
The Nihewan fluvio-lacustrine sequence (North China) has recorded late Pliocene–
Pleistocene climatic and environmental changes, and contains valuable information on early …