Clastic sedimentary rocks

Even more sedimentary rocks

Even more sedimentary rocks
... (flood event?) Sedimentary environments Concept of Sedimentary “Facies” “Facies” are representations of sedimentary environments defined by the overall association of features preserved in rocks ... dunes at top of picture Sedimentary Structures Note ripplemarked sand dunes at top of picture Sedimentary structures: Mud Cracks Say you find mud cracks in an ancient sedimentary rock What does ... internal layering Internal inclined layers Contacts between sedimentary beds More cross-bedding Bed contacts” Fig 7.25abc W W Norton More cross-bedding Cross beds Bed contacts” Cross-bedding Transport...
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More sedimentary rocks

More sedimentary rocks
... us about the nature of the source rocks Loose Sediments gravel sand silt clay Sedimentary rocks conglomerate sandstone siltstone shale Detrital Sedimentary Rocks ❖ Other important textural features: ... Detrital Sedimentary Rocks Breccia ❖ Course like a conglomerate, but with angular grains ❖ Short transport! ❖Deposited close to the source area for sediment ◆ Detrital sedimentary rocks Sandstone ... Example: Well-sorted Poorly-sorted ◆ Detrital Sedimentary Rocks Shale & Siltstone ❖ Silt & clay-sized particles (mud, clay, silt) ❖ Over 1/2 of all sedimentary rocks ❖ Particles too small to identify...
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Sedimentary rocks

Sedimentary rocks
... of older rocks in a conglomerate Sedimentary Rocks and the Rock Cycle Volcanic rocks (basalt flows on Hawaii) being turned into sediments Basalt flows Basalt gravels Older sedimentary rocks Younger ... (transport) processes • Soils •Types of sedimentary rocks: Chemical Origin of Sedimentary Rocks - Derived through the weathering and erosion of pre-existing rocks - Form by the transport and accumulation ... Erosion (transport) & local deposition Sedimentary environments & processes Deposition, burial, lithification Sedimentary Rocks and the Rock Cycle Older sedimentary rocks (conglomerate) being recycled...
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Direction and Movement Space Rocks

Direction and Movement Space Rocks
... some medium and small rocks can’t be placed at the start of a level Chapter 7: 260 Direction and Movement: Space Rocks Moving Rocks To move the rocks, we just need to look at each rock and get the ... i:int =rocks. length-1;i>=0;i ) { // move the rocks var rockSpeed:Number = rockSpeedStart + rockSpeedIncrease*gameLevel; rocks[ i].rock.x += rocks[ i].dx*timeDiff*rockSpeed; rocks[ i].rock.y += rocks[ i].dy*timeDiff*rockSpeed; ... rocks[ i].dy*timeDiff*rockSpeed; // rotate rocks rocks[i].rock.rotation += rocks[ i].dr*timeDiff*rockSpeed; // wrap rocks if ( (rocks[ i].dx > 0) && (rocks[ i].rock.x rocks[ i].rock.x -= 590; } if ( (rocks[ i].dx...
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Tài liệu STRATIGRAPHY AND AMMONITE FAUNA OF THE VOLGIAN AND BERRIASIAN ROCKS OF EAST GREENLAND ppt

Tài liệu STRATIGRAPHY AND AMMONITE FAUNA OF THE VOLGIAN AND BERRIASIAN ROCKS OF EAST GREENLAND ppt
... but further than this I am not prepared to go The dip of the rocks exposed in the 17all~gsides is often vcry nearly 1v Stratigraphy and Anr~noniteFauna of East Greenland 13 the same as the gradient ... Type: The example figured by NIKITINis accepted as the holotype of the species The genns and species is represeritcd in East Greenland by two Iv Slratigraphy and Ammonite Fauna of East Greenland ... regards as the equivalent of thc npper part of t h e Portland Beds of southern England If, with ARKELL (1946, pp 24-28), we place the Portland Beds in the upper part of the Lower Volgian, they, the...
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nghiên cứu hệ thống cụm máy tính xử lý song song rocks và ứng dụng

nghiên cứu hệ thống cụm máy tính xử lý song song rocks và ứng dụng
... công nghệ xử song song phân cụm nói riêng, sau tập trung nghiên cứu hệ thống cụm máy tính xử song song tiêu biểu: Rocks Các nội dung đƣợc trình bày là: Các kiến trúc xử song song SISD, ... Flynn), hệ thống tính toán đa nhân, hệ thống đa xử đối xứng, hệ thống tính toán lƣới, tính toán cụm hệ thống xử song song cực lớn (Chƣơng 2); giới thiệu tổng quan kiến trúc thành phần hệ thống ... lƣợng không nhiều hệ thống xử song song kiểu chứng tỏ xử song song chƣa thực phát triển mạnh mẽ Việt Nam Xét mặt công nghệ, việc xây dựng, quản trị ứng dụng hệ thống xử song song dễ dàng...
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Tài liệu NASA’S MANAGEMENT OF MOON ROCKS AND OTHER ASTROMATERIALS LOANED FOR RESEARCH, EDUCATION, AND PUBLIC DISPLAY doc

Tài liệu NASA’S MANAGEMENT OF MOON ROCKS AND OTHER ASTROMATERIALS LOANED FOR RESEARCH, EDUCATION, AND PUBLIC DISPLAY doc
... REPORT NO IG-12-007 DECEMBER 8, 2011 OVERVIEW NASA’S MANAGEMENT OF MOON ROCKS AND OTHER ASTROMATERIALS LOANED FOR RESEARCH, EDUCATION, AND PUBLIC DISPLAY The Issue Materials originating from extraterrestrial ... Affairs Office Figure Management and Distribution of Astromaterials for Research, Education, and Public Display NASA Office of Education NASA Science Mission Directorate NASA Office of Communications ... practices and update its policies for loans of astromaterials for education and public display purposes NASA’s Controls over Research Loans of Astromaterials Are Inadequate The Curation Office does...
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Percolation theory in research of oil-reservoir rocks ppt

Percolation theory in research of oil-reservoir rocks ppt
... PRODUCTION Percolation theory in research of oil-reservoir rocks Ass Prof Dr Nguyen Van Phon Hanoi University of Mining and Geology Abstract Following the articles about fractal geometry in the research ... research of oil-reservoir rocks [1, 2], in this article, the author will introduce the application of percolation theory in researching the permeability process of fluid in void space in general, ... Verification of cylinder and valve size of the engines Table Cylinders wear of the engines running E5 and M92 gasoline - Experimental results of cylinder wear of the engine after 455 testing hours...
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Báo cáo " Ar‐Ar age of metamorphic and mylonitic rocks in northern part of the Kon Tum massif: evidence for the Indosinian movement along shear zones between Kon Tum massif and Truong Son belt " doc

Báo cáo
... deformation and results of Ar‐Ar dating in this  area  in order  to  constrain  in detail  the spatial  metamorphic evolution  and interpretation  of geodynamic setting of the Indochina.   ... inside this zone, so this W‐E metamorphic shear zone  could  be  representative  for the main  tectonic  boundary  between Kon Tum metamorphic massif and non metamorphic Truong Son belt during Indosinian movement.   ... Thi,  and Nguyen  Van  Vuong,  The Early  Triassic  Indosinian orogeny  in Vietnam  (Truong Son belt and Kon Tum massif) : implications for the geodynamic evolution  of Indochina, Tectonophysics 393 (2004) 87. ...
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Báo cáo " Quaternary sedimentary cycles in relation to sea level change in Vietnam " pdf

Báo cáo
... and  sedimentary cycles in the sea bottom    Fig. 11. Weathering spotted clay in Late Pleistocene  sediment in SW of Eastern Sea.   6. Quaternary shorelines in bottom of continental  shelf of Vietnam ... sedimentary cycles corresponding to 5 cycles of  sea level change in Red River Delta, Cuu Long  River  Delta,  and  Central  plain.  In Central  littoral  plain,  the  relationship  between  sedimentary ... Delta (CLRD) are the biggest plains in Vietnam.   Developing  history  and  sedimentary evolution  of  both  deltas  have  closely  related  with  sea level changes  in Quaternary in which  regression  were  according ...
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Báo cáo " Reconstructing sedimentary environments of MR1 core and investigating facies’ geotechnical properties through the piezocone penetration test in the Late Pleistocene-Holocene periods in the Mekong River Delta " docx

Báo cáo
... very fine and fine sand laminae The pro -delta is 3.5 m thick in the MR1 core In comparison with the pro -delta in the VL1 core, which is 10 m thick, the pro -delta in MR1 is so thin The coarsening-upward ... from the VL1 core [2] in the interfluvial zone (Fig 1) Estuarine channel sediment was found in the MR1 core at a depth of -41.5 m and in the BT2 core at a depth of 62.3 m In the VL1 core, the ... 18,000-20,000 yr BP [9] The fall in sea level led to the lowering of the base level of the river, resulting in an incised valley The MR1 core was within this incised valley system Following the last glacial...
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Báo cáo " Characteristics of Quaternary sedimentary facies in relation to water bearing capacity of aquifers and aquicludes in the Red River Delta, Vietnam " ppt

Báo cáo
... deltaic  facies and silty  clay  of lagoonal  facies in the central  part  passing  into  silty clay of flood plain, oxbow, coastal swamp  and peat facies in the direction from the plain to the ... in some places there is no trace of the fine grain  sediments,  but  there  remain  only  the coarse  grained sediments of river bed facies,  which are  of high  storage  and water bearing capacity.   These  are  ... mainly  of greenish  gray  fine  clayey  sand  of lagoonal  and coastal  swamp  facies of Hai Hung Formation in the upper sequence and the fine sediments of deltaic and marine facies of ...
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bones, rocks and stars

bones, rocks and stars
... BONES, ROCKS AND STARS This page intentionally left blank BONES, ROCKS A N D S TA R S The Science of When Things Happened Chris ... days and extremely tempting to use as the basis of a calendar The first Babylonians did just that Their calendar B ONES, ROCKS AND STARS was made up of 12-lunar months of 29 and 30 days, and started ... defeating the Saxons and creating a prosperous kingdom He 14 B ONES, ROCKS AND STARS forms the knights of the Round Table which includes Sir Lancelot, Gawain and Galahad Peace and prosperity reign...
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