Carbon dating biogenic sediments

02-Jul-2017 02:07

Silica is an amorphous metal oxide formed by complex inorganic polymerization processes.This is opposed to the other major biogenic minerals, comprising carbonate and phosphate, which occur in nature as crystalline iono-covalent solids (e.g.DTIC Online - This search queries the DTIC Online Public Web site.

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The data include ship, coring date, water depth, latitude/longitude, sampling device, sampled interval, % biogenic silica, and 14C dates. Old radiocarbon ages contributed by detrital carbonates were assessed by comparing the ages of mollusk shells with those of carbonates at the same sediment depths.