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diagenesis

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diagenesis

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The formation of sedimentary rock by diagenesis. Sand and other sediment grains are compacted and cemented together.

In geology, the physical, chemical, and biological processes by which a sediment becomes a sedimentary rock. The main processes involved include compaction of the grains, and the cementing of the grains together by the growth of new minerals deposited by percolating groundwater. As a whole, diagenesis is actually a poorly understood process.
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Either of the two end-member metallogenic models may apply: oxidizing U-transporting basin fluids reacted with basement graphite to create methane, thus prompting U precipitation during peak diagenesis (Fayek and Kyser 1997); or U-transporting brines percolated deeply in the basement and became part of a protracted series of hydrothermal events (Cuney et al.
Economic geology: then and now by Jebrak, Michel / Geoscience Canada
These compounds are derived from the diagenesis of plant materials (e.
Relationship between composition and toxicity of motor vehicle ... by Mauderly, Joe L. / Environmental Health Perspectives
The dating of ancient bones has been notably unreliable because of diagenesis and isotopic contamination that occur with millennia of environmental exposure.
The remarkable metrological history of radiocarbon dating [II] by Currie, Lloyd A. / Journal of Research of the National Institute of Standards and Technology
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