Iron oxides, divalent cations, silica, and the early earth phosphorus crisis

Research output: Contribution to journal › Journal article › Research › peer-review

Standard

Iron oxides, divalent cations, silica, and the early earth phosphorus crisis. / Jones, C.; Nomosatryo, S.; Crowe, S.A.; Bjerrum, Christian J.; Canfield, D.E.

In: Geology, Vol. 43, No. 2, 2015, p. 135-138.

Research output: Contribution to journal › Journal article › Research › peer-review

Harvard

Jones, C, Nomosatryo, S, Crowe, SA, Bjerrum, CJ & Canfield, DE 2015, 'Iron oxides, divalent cations, silica, and the early earth phosphorus crisis', Geology, vol. 43, no. 2, pp. 135-138. https://doi.org/10.1130/G36044.1

APA

Jones, C., Nomosatryo, S., Crowe, S. A., Bjerrum, C. J., & Canfield, D. E. (2015). Iron oxides, divalent cations, silica, and the early earth phosphorus crisis. Geology, 43(2), 135-138. https://doi.org/10.1130/G36044.1

Vancouver

Jones C, Nomosatryo S, Crowe SA, Bjerrum CJ, Canfield DE. Iron oxides, divalent cations, silica, and the early earth phosphorus crisis. Geology. 2015;43(2):135-138. https://doi.org/10.1130/G36044.1

Author

Jones, C. ; Nomosatryo, S. ; Crowe, S.A. ; Bjerrum, Christian J. ; Canfield, D.E. / Iron oxides, divalent cations, silica, and the early earth phosphorus crisis. In: Geology. 2015 ; Vol. 43, No. 2. pp. 135-138.

Bibtex

@article{d913967a4c834bd083b1008206b3341a,
title = "Iron oxides, divalent cations, silica, and the early earth phosphorus crisis",
abstract = "As a nutrient required for growth, phosphorus regulates the activity of life in the oceans. Iron oxides sorb phosphorus from seawater, and through the Archean and early Proterozoic Eons, massive quantities of iron oxides precipitated from the oceans, producing a record of seawater chemistry that is preserved as banded iron formations (BIFs) today. Here we show that Ca2+, Mg2+, and silica in seawater control phosphorus sorption onto iron oxides, influencing the record of seawater phosphorus preserved in BIFs. Using a model for seawater cation chemistry through time, combined with the phosphorus and silica content of BIFs, we estimate that seawater in the Archean and early Proterozoic Eons likely contained 0.04–0.13 µM phosphorus, on average. These phosphorus limiting conditions could have favored primary production through photoferrotrophy at the expense of oxygenic photosynthesis until upwelling waters shifted from phosphorus to iron limiting.",
author = "C. Jones and S. Nomosatryo and S.A. Crowe and Bjerrum, {Christian J.} and D.E. Canfield",
year = "2015",
doi = "10.1130/G36044.1",
language = "English",
volume = "43",
pages = "135--138",
journal = "Geology",
issn = "0091-7613",
publisher = "GeoScienceWorld",
number = "2",

}

RIS

TY - JOUR

T1 - Iron oxides, divalent cations, silica, and the early earth phosphorus crisis

AU - Jones, C.

AU - Nomosatryo, S.

AU - Crowe, S.A.

AU - Bjerrum, Christian J.

AU - Canfield, D.E.

PY - 2015

Y1 - 2015

N2 - As a nutrient required for growth, phosphorus regulates the activity of life in the oceans. Iron oxides sorb phosphorus from seawater, and through the Archean and early Proterozoic Eons, massive quantities of iron oxides precipitated from the oceans, producing a record of seawater chemistry that is preserved as banded iron formations (BIFs) today. Here we show that Ca2+, Mg2+, and silica in seawater control phosphorus sorption onto iron oxides, influencing the record of seawater phosphorus preserved in BIFs. Using a model for seawater cation chemistry through time, combined with the phosphorus and silica content of BIFs, we estimate that seawater in the Archean and early Proterozoic Eons likely contained 0.04–0.13 µM phosphorus, on average. These phosphorus limiting conditions could have favored primary production through photoferrotrophy at the expense of oxygenic photosynthesis until upwelling waters shifted from phosphorus to iron limiting.

AB - As a nutrient required for growth, phosphorus regulates the activity of life in the oceans. Iron oxides sorb phosphorus from seawater, and through the Archean and early Proterozoic Eons, massive quantities of iron oxides precipitated from the oceans, producing a record of seawater chemistry that is preserved as banded iron formations (BIFs) today. Here we show that Ca2+, Mg2+, and silica in seawater control phosphorus sorption onto iron oxides, influencing the record of seawater phosphorus preserved in BIFs. Using a model for seawater cation chemistry through time, combined with the phosphorus and silica content of BIFs, we estimate that seawater in the Archean and early Proterozoic Eons likely contained 0.04–0.13 µM phosphorus, on average. These phosphorus limiting conditions could have favored primary production through photoferrotrophy at the expense of oxygenic photosynthesis until upwelling waters shifted from phosphorus to iron limiting.

U2 - 10.1130/G36044.1

DO - 10.1130/G36044.1

M3 - Journal article

VL - 43

SP - 135

EP - 138

JO - Geology

JF - Geology

SN - 0091-7613

IS - 2

ER -

ID: 154218316