نتایج جستجو برای: sub facies
تعداد نتایج: 213559 فیلتر نتایج به سال:
The ability to delineate geologic facies and to estimate their properties from sparse data is essential for modeling physical and biochemical processes occurring in the subsurface. If such data are poorly differentiated, this challenging task is complicated further by preventing a clear distinction between different hydrofacies even at locations where data are available. We study the problem of...
A male child with features of the Russell-Silver syndrome, including pre- and postnatal growth delay, triangular facies, bilateral fifth finger clinodactyly, and disproportionate lower extremities, was found to have a ring chromosome 15 in all peripheral leucocytes examined. Review of the reported cases of ring chromosome 15 defines a malformation syndrome with a characteristic facies related t...
Abstract The Middle Jurassic syn-rift sediments of the Khatatba Formation contain not only principle source rock organofacies in north Western Desert (NWD), but also several potential sandstone reservoir targets. However, controls on quality facies and spatiotemporal evolution types (RRTs) are still blurred. This study integrates seismic, wireline logs, conventional core data from some wells Me...
سازند آسماری در برش تنگ سوق، شمال شهر سوق با ضخامت 190 متر از سنگ های آهکی و آهک دولومیتی که به صورت هم شیب بر روی سازند پابده و در زیر سازند گچساران قرار گرفته، تشکیل شده است. با بررسی های فسیل شناسی، 3 تجمع زیستی مربوط به زمان الیگوسن (چاتین) و میوسن پیشین (آکی تانین-بوردیگالین) تشخیص داده شد. مطالعات صحرایی و بررسی دقیق مقاطع نازک میکروسکوپی، منجر به شناخت 11 ریز رخساره در 5 کمربند رخساره ای...
This study utilizes instruments from the Curiosity rover payload to develop an integrated paleoenvironmental and compositional reconstruction for 65-m thick interval of stratigraphy comprising Hartmann's Valley Karasburg members Murray formation, Gale crater, Mars. The consists cross-stratified sandstone (Facies 1), planar-laminated 2), mudstone 3). Facies 1 is composed showing truncated sets c...
In the Geologists and Miller Ranges of the central Transantarctic Mountains, mafic and ultramalic tectonic blocks occur in an Early Cambrian amphiboliteto granulite-facies lower crustal transpressional shear zone. Mafic blocks consist of garnet + clinopyroxene symplectite + hornblende + plagioclase + quartz + ilmenite f orthopyroxene f biotite;mineral compositions in these blocks generally refl...
Systematic mapping of 3.5 kHz seismic facies (echo character) reveals the geometry, scales and distribution of Late Quaternary mass-transport deposits (MTDs) within the northern Gulf of Mexico (GOM) intraslope basin province and adjacent Sigsbee Abyssal Plain. The 3.5 kHz seismic facies indicate that localized MTDs are common in the intraslope mini-basins. MTDs of larger scale occur on the uppe...
Based on numerous empirical observations of lacustrine basin strata, we propose a three-fold classification of lacustrine facies associations that accounts for the most important features of lacustrine petroleum source rocks and provides a predictive framework for exploration in nonmarine basins where lacustrine facies are incompletely delineated. (1) The fluvial-lacustrine facies association i...
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