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Authigenic or detrital origin of pyrrhotite in sediments?: Resolving a paleomagnetic conundrum

Date

Authors

Horng, Chorng-Shern

Roberts, Andrew

Publisher

Elsevier

Abstract

Monoclinic pyrrhotite (Fe7S8) is widely claimed to carry magnetizations acquired during early diagenesis in anoxic sedimentary environments. In contrast, geochemical literature indicates that pyrrhotite formation is extremely slow below 180 °C, which mak

Keywords

Keywords: Authigenic; Diagenesis; Iron sulphide; Monoclinic; Pyrrhotite; Geochemistry; Magnetization; Metamorphic rocks; Remanence; Sediments; Sulfide minerals; paleomagnetism; pyrrhotite; sediment chemistry Authigenic; Detrital; Diagenesis; Hexagonal; Iron sulphide; Monoclinic; Pyrrhotite

URI

http://hdl.handle.net/1885/22568

Collections

ANU Research Publications

Source

Earth and Planetary Science Letters

Type

Journal article

DOI

10.1016/j.epsl.2005.11.008

Restricted until

2037-12-31

Downloads

File

Description

01_Horng_Authigenic_or_detrital_origin_2006.pdf (775.69 KB)