Biomineralization: elemental and organic influence in carbonate systems

M Cusack, A Freer - Chemical reviews, 2008 - ACS Publications
Biomineralization: Elemental and Organic Influence in Carbonate Systems | Chemical
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Effects of seawater carbonate ion concentration and temperature on shell U, Mg, and Sr in cultured planktonic foraminifera

AD Russell, B Hönisch, HJ Spero, DW Lea - Geochimica et Cosmochimica …, 2004 - Elsevier
We investigate the sensitivity of U/Ca, Mg/Ca, and Sr/Ca to changes in seawater [CO32−]
and temperature in calcite produced by the two planktonic foraminifera species, Orbulina …

The relationship between shell size and Mg/Ca, Sr/Ca, δ18O, and δ13C of species of planktonic foraminifera

H Elderfield, M Vautravers… - Geochemistry, Geophysics …, 2002 - Wiley Online Library
The relationship between shell size and Mg/Ca, Sr/Ca, δ18O, and δ13C of planktonic
foraminiferal calcite has been investigated using seventeen species in six different size …

Relating coccolithophore calcification rates to phytoplankton community dynamics: Regional differences and implications for carbon export

AJ Poulton, TR Adey, WM Balch, PM Holligan - Deep Sea Research Part II …, 2007 - Elsevier
Recent measurements of surface coccolithophore calcification from the Atlantic Ocean (50°
N–50° S) are compared to similar measurements from other oceanic settings. By combining …

Sr2+/Ca2+ and 44Ca/40Ca fractionation during inorganic calcite formation: I. Sr incorporation

J Tang, SJ Köhler, M Dietzel - Geochimica et Cosmochimica Acta, 2008 - Elsevier
Partitioning of strontium during spontaneous calcite formation was experimentally studied
using an advanced CO2-diffusion technique. Results at different precipitation rates and T= 5 …

Potential and limitations of Sr/Ca ratios in coccolith carbonate: new perspectives from cultures and monospecific samples from sediments

HM Stoll, P Ziveri, M Geisen… - … Transactions of the …, 2002 - royalsocietypublishing.org
The Sr/Ca ratio of coccoliths was recently proposed as a potential indicator of past growth
rates of coccolithophorids, marine algae, which play key roles in both the global carbonate …

Coordination of Sr and Mg in calcite and aragonite

AA Finch, N Allison - Mineralogical Magazine, 2007 - cambridge.org
Strontium and Mg in calcite and aragonite are widely used as proxies of temperature in
palaeoenvironmental reconstructions. We use X-ray absorption fine structure (XAFS) to …

Crystal growth rate effect on Mg/Ca and Sr/Ca partitioning between calcite and fluid: An in situ approach

RI Gabitov, A Sadekov, A Leinweber - Chemical Geology, 2014 - Elsevier
Partition coefficients of Mg and Sr (K Mg and K Sr) between calcite and fluid were
determined in crystals grown under different rates (V), where V is defined as the crystal …

Mechanism of enhanced strontium uptake into calcite via an amorphous calcium carbonate crystallization pathway

JL Littlewood, S Shaw, CL Peacock, P Bots… - Crystal Growth & …, 2017 - ACS Publications
Calcite formation via an amorphous calcium carbonate (ACC) precursor phase potentially
offers a method for enhanced incorporation of incompatible trace metals, including Sr2+. In …

Environmental and biological controls on elemental (Mg/Ca, Sr/Ca and Mn/Ca) ratios in shells of the king scallop Pecten maximus

PS Freitas, LJ Clarke, H Kennedy… - … et Cosmochimica Acta, 2006 - Elsevier
The relationship between potential elemental proxies (Mg/Ca, Sr/Ca and Mn/Ca ratios) and
environmental factors was investigated for the bivalve Pecten maximus in a detailed field …