单词	lithology
释义	lithology /lɪˈθɒlədʒi / noun [mass noun] 1The study of the general physical characteristics of rocks. Compare with petrology. 1.1The general physical characteristics of a rock or the rocks in a particular area: the lithology of South Wales... Johnson, in 1953, studied its lithology and stratigraphy, and in 1958, its paleontological features. Several factors have been suggested to influence the displacement/length ratios of faults, including fault geometry, lithology, fault interaction, and the spatial and temporal distribution of strain. Layers 2 and 3 are commonly subdivided in terms of the details of lithology and physical properties. Derivatives lithologic adjective ... Recent researchers have divided the batholith longitudinally into two zones based on geochemical, geophysical, and lithologic differences. In some cases, escarpments occur where there is no obvious lithologic or tectonic origin. He recognized two different fossil fauna assemblages in the limestone and the divided the limestone into two distinct lithologic units of Devonian and Mississippian age. lithological /lɪθəˈlɒdʒɪk(ə)l / adjective ... This unit, which has previously been described as a sedimentary package, presumably because intense weathering has obscured the primary lithological fabric in key outcrops, is considered to mark the volcanic waning phase. This is based on lithological variations in lacustrine rocks from eastern China, but there is a large degree of uncertainty with this hypothesis. We infer that this fluting represents a lithological unit, perhaps a lava flow, within the flanks of the edifice. lithologically adverb ... This clast can be lithologically attributed to the Upper Metamorphic Unit, but the Eocene age obtained on this rock has not been found in samples in situ. The lithologically similar strata at Pedersen Nunatak have yielded conflicting age determinations, although the presence of ammonite fragments of possible Hauterivian age suggests they may be older than the Sobral Peninsula beds. The cobbles and boulders of quartzarenite and sandstone in the conglomerate facies are similar lithologically to the lower Bedford Sandstone of the underlying Speewah Basin, suggesting extrabasinal derivation.
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