Browsing by Subject "Calcium carbonate"
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Browsing by Subject "Calcium carbonate"
Now showing items 1-20 of 25
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(PANGAEA, 2000-03-01)
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(PANGAEA, 2009-10-16)The redox stratification of bottom sediments in Kandalaksha Bay, White Sea, is characterized by elevated concentrations of Mn (3-5%) and Fe (7.5%) in the uppermost layer, which is two orders of magnitude and one and a half ...
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(2003)Calcite micro-crystals were grown from solution with single crystal dimensions up to 3 mm and doped up to ~0.1% with Nd3+ ions. Phase purity was verified by powder x-ray diffraction. The concentration of Nd3+ was measured ...
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(PANGAEA, 1997-09-05)
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(PANGAEA, 2004-11-03)
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(PANGAEA, 2001-07-10)Holocene Black Sea sediments recovered in 1988 and 1993 from box cores and gravity cores were analyzed geochemically, microscopically, and with backscattered electron imagery (BSEI) in order to determine the temporal, ...
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(PANGAEA, 1998-07-20)
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(PANGAEA, 1999-11-12)
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(PANGAEA, 1999-10-02)Two main mechanisms are controlling the accumulation of organic matter in the sediments of the Kara Sea. The large rivers Ob and Yenisei supply significant quantities of freshwater onto the shelf (Lisitsyn and Vinogradov, ...
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(PANGAEA, 1998-09-09)
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(PANGAEA, 1980-03-30)Geochemical data on New-Euxinian sediments and the first data on pre-New-Euxinian sediments of the Black Sea are reported in the paper. 4 meter long sediment core was collected in August 1977 during Cruise 61 of R/V Vityaz.
Now showing items 1-20 of 25