Mostrando 10,761 - 10,780 Resultados de 10,994 Para Buscar '"rock ', tiempo de consulta: 0.18s Limitar resultados
  1. 10761
    “…Most notably, stocks of Patagonian toothfish in Chile accumulate significantly more mercury than stocks closer to the South Pole, including the South Georgia/Shag Rocks stock, a fishery certified by the Marine Stewardship Council (MSC) as sustainably fished. …”
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  2. 10762
  3. 10763
  4. 10764
  5. 10765
    por Meyer, N. R., Zerkle, A. L., Fike, D. A.
    Publicado 2017
    “…The disappearance of a sulphur mass‐independent fractionation (S‐MIF) signal in rocks <~2.4 Ga has been used to date a dramatic rise in atmospheric oxygen levels. …”
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  6. 10766
  7. 10767
  8. 10768
  9. 10769
    “…In order to solve the supporting problem in underground engineering with high stress, square steel confined concrete (SQCC) supporting method is adopted to enhance the control on surrounding rocks, and the control effect is remarkable. The commonly used cross section shapes of confined concrete arch are square and circular. …”
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  10. 10770
  11. 10771
  12. 10772
  13. 10773
    “…The study further revealed that Indian pangolins exclusively prefer habitats with rocks and boulders under which they dig resting burrows while the location of feeding burrows largely overlaps with the distribution of prey species. …”
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  14. 10774
    “…Secondly, the silicon isotope fractionation linked to silicon complexation/coordination and thermodynamic conditions have been extensively stressed, including silicate minerals with variable structures and chemical compositions, silica precipitation and diagenesis, chemical weathering of crustal surface silicate rocks, biological uptake, global oceanic Si cycle, etc. …”
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  15. 10775
    “…In contrast, the position of the most evolved rocks of the PCU at a level ~80% of its total height point to significant accumulation of crystals on the floor, as evident by the high olivine mode at the base of the PCU. …”
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  16. 10776
    “…The water chemistry was dominated by Ca(2+), Mg(2+), HCO(3)(-), and SO(4)(2-), which mainly derived from the dissolution of carbonate rocks (limestone and dolomite) and oxidation of sulfide. …”
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  17. 10777
    por Mattioli, Michele, Cenni, Marco
    Publicado 2020
    “…These minerals were found as secondary phases within vesicles and veins in the basaltic rocks of the Lessini Mounts, Northern Italy. Methods for obtaining the datasets include optical microscopy, X-ray diffraction, scanning electron microscopy and electron probe microanalysis. …”
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  18. 10778
    “…In Kenya, underground stones which are sourced from embedded rocks are used in construction of most of the permanent buildings, yet Kenya has not adequately radio-profiled sources of building materials to determine whether the construction materials contain radionuclides that emit ionizing radiations yet are used for building. …”
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  19. 10779
  20. 10780
    “…The first hypogean Anillini in Australia (17 species in six genera) were described in 2016 from mineral exploration drill holes in iron-ore bearing rocks of the Pilbara region in Western Australia, representing the first finding of the tribe deep underground in a semi-arid climate region. …”
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