phosphorite
National Institutes of Health
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The purpose of this review is to describe various geological and chemical factors that are controlling the fluoride concentration…
The aim of this study was to evaluate the use of metallothionein (MT) concentrations in tissues of the clam Megapitaria squalida…
The REE and compsition of trace elements analysis show that phosphorite-ores arerich inΣREE concentration generally in Xinhua…
A succession of Oligo-Miocene sediments at Sliema, Qawra and Migra Ferha includes a 1O-20cm phosphorite conglomerate bed capping…
In July 2001, samples of surface suspended particulate material (SPM) of the Irtysh river in its middle and lower reaches (from…
The current deterioration in the Sebaiya West phosphate flotation plant was confirmed in the laboratory to be due to inefficient…
Dolomitites and phosphorites are two common early diagenetic sedimentary rocks which form in organic-rich shelf and continental…
THE uranium-series method of absolute age determination has been widely applied to the radiometric geochronology of fossil coral…
RECENT work1 has shown that the unconsolidated sediments of the continental shelf off south-western Africa are considerably…
and some trace elements Fe, Mg, V). The texture of the breccias varies. the fragments are irregular in shape, but they are…