[PDF][PDF] Sedimentary pyrite formation

RA Berner - American journal of science, 1970 - ajsonline.org
… An important problem intimately connected with the origin of sedimentary pyrite is the
evaluation of factors limiting the amount of pyrite that can form in a sediment. One factor …

Sedimentary pyrite formation: an update

RA Berner - Geochimica et cosmochimica Acta, 1984 - Elsevier
… on sedimentary pyrite formation in modem sediments and, … the study of factors controlling
pyrite formation and organic carbon … sediment studies to the study of ancient sedimentary rocks. …

[PDF][PDF] Mechanisms of sedimentary pyrite formation

MAA Schoonen - Special papers-Geological Society of America, 2004 - academia.edu
pyrite formation, distributions of iron sulfides in sedimentary environments are only very
generally presented. With most pyrite forming in marine sediments, … sulfides in marine sediments, …

Sedimentary pyrite

D Rickard - Developments in sedimentology, 2012 - Elsevier
… However, the fact that thermodynamically there is enough S n (−II) present in all sulfidic
sediments to account for pyrite formation says nothing about the mechanism of …

Sedimentary pyrite formation in the Arabian Sea

SJ Schenau, HF Passier, GJ Reichart, GJ De Lange - Marine Geology, 2002 - Elsevier
… in the water column (syngenetic pyrite). This results in relatively low sedimentary C/S ratios,
… In this study, sulphate reduction and pyrite formation were investigated in sediment records …

Trace element content of sedimentary pyrite in black shales

DD Gregory, RR Large, JA Halpin… - Economic …, 2015 - pubs.geoscienceworld.org
… Today, euxinia is limited to a few localities in the ocean, and most pyrite is formed within
the sediments; however, there have been periods in the past when water column euxinia was …

Sedimentary pyrite: A window into the microbial past

J Schieber - Geology, 2002 - pubs.geoscienceworld.org
… in sedimentary pyrite may greatly expand our knowledge of microbial life in the sedimentary
… that thrive in reducing sediments and facilitate pyrite formation to be preserved in areas of …

Sedimentary pyrite framboid size-frequency distributions: A meta-analysis

D Rickard - Palaeogeography, Palaeoclimatology, Palaeoecology, 2019 - Elsevier
… Ninety-five percent of all sedimentary framboids have geometric mean … formed within euxinic
water columns is 4.7 μm and that of diagenetic framboids formed within sediments is 6.7 μm…

Sources of iron for pyrite formation in marine sediments

R Raiswell, DE Canfield - American Journal of Science, 1998 - eprints.whiterose.ac.uk
… The availability of reactive iron minerals probably limits pyrite formation in many of the most
commonly-studied sedimentary environments, notably continental margin sediments, and as …

Trace element content of sedimentary pyrite as a new proxy for deep-time ocean–atmosphere evolution

RR Large, JA Halpin, LV Danyushevsky… - Earth and Planetary …, 2014 - Elsevier
… in the TE composition of early-formed sedimentary pyrite in black shales are a good first order
… The physical/chemical connection between early-formed sedimentary pyrite and seawater …