Sedimentary rocks (2)
Sedimentary rocks (2)
... climate=paleoclimate TYPES OF SEDIMENTARY ROCKS Clastic rocks • • • • Chemical & Organic rocks Sandstones Conglomerates Breccia Shale/mudstones Evaporitic rocks These rocks are formed due to evaporation ... and formation of sedimentary rocks by mode of river water- deposition on the continent and on the ocean floor Fluvial deposits Marine deposits SEDIMENTARY ROCKS: are the secondary rocks which are ... weathering of older rocks • Almost 90% of earth crust is made up of igneous rocks • 75% of land surface on the earth is covered by thin veneer of sediments or sedimentary rocks • These sediments...
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SEDIMENTS SEDIMENTARY ROCKS (2)
... Quartz Sandstone CLASTIC ROCKS Fine-grained Rocks Shale- fissile (in ‘sheets’) Siltstone Claystone Mudstone (silt and clay) CHEMICAL SEDIMENTARY ROCKS Carbonate Rocks Limestone- made ... TYPES OF SEDIMENTARY ROCKS Clastic or Detrital Chemical- inorganic precipitation or evaporation Biochemical- Organic remains shells, charcoal, plant fragments CLASTIC (Detrital) ROCKS ... Evaporites Rock gypsum Rock salt BIOCHEMICAL SEDIMENTARY ROCKS Coal Develops from peat plant fragments Lignite Bituminous Coal Carbonate Rocks Limestone- made of calcite organic...
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Sedimentary rocks (2)
... following slides are all sedimentary rocks From the information displayed Decide if the rock is: clastic, organic or chemical Identify each rock accurately as possible Suggest a sedimentary environment ... environment in which it may have formed as Identify this Sedimentary Rock 1cm Poorly Sorted 40% Muddy Matrix Rock Fragments Mineral Grains Identify this Sedimentary Rock Reacts with dilute hydrochloric ... this Sedimentary Rock 2cm Comprises entirely clay minerals and carbonaceous material Well preserved graptolites are found in the rock Splits into thin layers easily (Fissile) Identify this Sedimentary...
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Unit 3 rock cycle sedimentary igneous metamorphic rocks 2 1 1
... with magma Types of Metamorphic Rocks Schist rocks are metamorphic These rocks can be formed from basalt, an igneous rock; shale, a sedimentary rock; or slate, a metamorphic rock Through tremendous ... can become a sedimentary rock Sedimentary rocks – are arranged in thick horizontal layers called bedding Types of Sedimentary Rocks Sandstone rocks are sedimentary rocks made from small grains ... of rocks While the stuff that rocks are made from stays the same, the rocks not Websites http://www.minsocam.org/MSA/K 12 / rkcycle/rkcycleindex.ht ml http://www.bbc.co.uk/education /rocks/ rockcycle.shtml...
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Lesson 2 classification of sedimentary rocks
... Classification of Sedimentary Rocks Sedimentary rocks usually originate in water environments, either oceans, lakes, or river beds Sedimentary rocks are grouped as; 1) Clastic 2) Chemical ... common and make up the majority of sedimentary rocks found on Earth’s surface Reference: Pages 159 - 173 ◆Three Classes of Sedimentary Rocks: 1.) Detrital sedimentary rocks ➨ Mechanical rock weathering ... lithification sediments gravel sand silt clay sedimentary rocks conglomerate sandstone siltstone shale 2) Chemical Sedimentary Rocks These rocks form as a result of chemical weathering dissolving chemicals...
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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
... 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
... 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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Metamorphic rocks (2)
... Metamorphic rocks When rocks are baked by heat of molten magma or squeezed by the movements of huge tectonic plates or by the pressure of overlying thick succession of rocks They ... to separate from micaceous layers Varieties: Orthogneiss: rocks formed from Igneous rocks paragneiss: rocks formed from Sedimentary rocks -metasedimentary gneisses QUARTIZITE -it comprise ... of Metamorphic Rocks FOLIATED The common foliated rocks in the order of increasing grain size are SLATE – PHYLLITE – SCHIST – GNEISS NON-FOLIATED Quartzites and hornfels Importance of Metamorphic...
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SEDIMENTARY ROCKS, METAMORPHIC ROCKS, AND AGE DETERMINATION
... absolute age dating • determination of amounts of radioactive parent and stable daughter Relative Age dating SED-MET ROCKS -AGE • Age determination method • relative and absolute age determination ... ROCKS -AGE • Age determination (geologic age) • important concepts used • relative age concepts • crosscutting and intrusive nature of igneous rocks • law of superposition pertaining to sedimentary ... and pressure are equally important in the metamorphic process and includes a much larger area of metamorphism—higher temperatures would form a higher grade of metamorphic rock SED-MET ROCKS-AGE...
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Metamorphism, metamorphic rocks, and hydrothermal rocks (2)
... http://www.lonelyplanet.com/mapshells/europe/scottish_highlands _and_ islands/scottish_highlands _and_ islands.htm http://www.clan-mackenzie.co.uk/graphics/highl Scottish Highlands http://www.scotland.de/photos/073l Scottish Highlands http://www.kentleton.evesham.net/Photo/03/0 ... http://www2002.stoke.gov.uk/museums/pmag/Nof_website1/natural_history_static_exhibitions/identifying_rock_minerals _and Barrovian Metamorphism Amphibolite Schist http://www2.vscc.cc.tn.us/svinson/geo100/library /metamorphic/ large/amphibolite.jpg Measuring Metamorphic Intensity Zones and Facies Metamorphic rocks ... in manufacturing Geologically, metamorphic rocks and minerals are valuable because they serve as barometers of temperature and pressure conditions of the times and places where they formed –...
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Chapter 3 the classification of clastic sedimentary rocks
... for the classification of arenites If the proportion of matrix is less than 15% plot the data and use Dott’s diagram for the classification of arenites This classification is based on the major ... distances, increasing the maturity of the sands (e.g., Colorado River, Rio Grande, Mississippi River) II Genetic Classification of sedmentary rocks Classification on the basis of how the rocks were deposited ... classification of arenites If the proportion of matrix is less than 15% plot the data and use Dott’s diagram for the classification of arenites If the proportion of matrix is less than 15% plot the data...
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Origin and interpretation of sedimentary rocks
... record • They hold all of the oil, gas,coal, and water — locating these materials requires an understanding of the physical characteristics of different sedimentary rocks and how those characteristics ... 3-D Coconino Sandstone Coconino Sandstone up close thin slice of Coconino sandstone seen through microscope un-cemented quartz sand grains from a sand dune So how are sedimentary rocks made? Physical ... a thick pile of shallow-water sediments? We need to think about isostasy and sea level change in our search for an explanation of how we can get such thick piles of sediment, all of which appear...
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ch05 sedimentary rocks online notes
... transportation Sedimentary rocks are typically layered, (although layering is not diagnostic of only sedimentary rocks) Lecture Outline Sedimentary rocks; surface processes Your sedimentary environment ... carbonate rocks ("carbonates") and evaporitic rocks ("evaporites") Lecture Outline Sedimentary rocks Your sedimentary environment and Burial and diagenesis Interpretation of clastic texture Sedimentary ... Rock classification Three types of sedimentary Rocks •Clastic •Biochemical •Chemical Major Classes of sediments and sedimentary rocks For clastic sedimentary rocks there is a classification scheme...
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chapter 6 sedimentary rocks
... converting loose sediment into sedimentary rock – Combination of compaction and cementation Types of Sedimentary Rocks • Detrital (clastic) sedimentary rocks – Most common sedimentary rock type – Form ... pre-existing rocks • Chemical sedimentary rocks – Have crystalline textures – Form by precipitation of minerals from solution • Organic sedimentary rocks – Accumulate from remains of organisms Clastic Sedimentary ... - >2 56 mm Cobble - 64 to 2 56 mm Pebble - to 64 mm Sand - 1/ 16 to mm Silt - 1/2 56 to 1/ 16 mm Clay - ...
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Từ khóa: đá trầm tích sedimentary rocksdeformation of sedimentary rockstabular concordant bodies called sills form when magma is injected along the bedding surfaces of sedimentary rocksfront across vancouver island to the strait of georgia this section shows the pacific rim terrane in brown and the crescent terrane in red cretaceous and tertiary sedimentary rocks are shown in yellowclassication of sedimentary rockssurface processes chemical and physical weathering and sedimentary rocksan organic sedimentary rockstime sediments and sedimentary rockssedimentary rocks what you should knowmafic igneous or sedimentary rocksdetrital sediments and sedimentary rocks2 9 sedimentary rock classification2 11 petrophysical properties of common sedimentary materials2—characteristics of alkali carbonate reactive rocksthe highest proportion of grains lie in the range between 2 mm and 1 16 mm these rocks are also called arenitesBáo cáo quy trình mua hàng CT CP Công Nghệ NPVchuyên đề điện xoay chiều theo dạngMột số giải pháp nâng cao chất lượng streaming thích ứng video trên nền giao thức HTTPBiện pháp quản lý hoạt động dạy hát xoan trong trường trung học cơ sở huyện lâm thao, phú thọGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitĐỒ ÁN NGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWANQuản lý hoạt động học tập của học sinh theo hướng phát triển kỹ năng học tập hợp tác tại các trường phổ thông dân tộc bán trú huyện ba chẽ, tỉnh quảng ninhPhát triển mạng lưới kinh doanh nước sạch tại công ty TNHH một thành viên kinh doanh nước sạch quảng ninhTrả hồ sơ điều tra bổ sung đối với các tội xâm phạm sở hữu có tính chất chiếm đoạt theo pháp luật Tố tụng hình sự Việt Nam từ thực tiễn thành phố Hồ Chí Minh (Luận văn thạc sĩ)Nghiên cứu, xây dựng phần mềm smartscan và ứng dụng trong bảo vệ mạng máy tính chuyên dùngTìm hiểu công cụ đánh giá hệ thống đảm bảo an toàn hệ thống thông tinThơ nôm tứ tuyệt trào phúng hồ xuân hươngThiết kế và chế tạo mô hình biến tần (inverter) cho máy điều hòa không khíChuong 2 nhận dạng rui roTăng trưởng tín dụng hộ sản xuất nông nghiệp tại Ngân hàng Nông nghiệp và Phát triển nông thôn Việt Nam chi nhánh tỉnh Bắc Giang (Luận văn thạc sĩ)Trách nhiệm của người sử dụng lao động đối với lao động nữ theo pháp luật lao động Việt Nam từ thực tiễn các khu công nghiệp tại thành phố Hồ Chí Minh (Luận văn thạc sĩ)HIỆU QUẢ CỦA MÔ HÌNH XỬ LÝ BÙN HOẠT TÍNH BẰNG KIỀMMÔN TRUYỀN THÔNG MARKETING TÍCH HỢP