rocks composed of sediment. Sediment. refers to particles, or grains, of weathered rock or mineral debris. Earth's surface geological processes. wind, rivers, waves, and glaciers. Lithification ...Angular sand-sized grains are approximately 70% quartz, 20% lithic fragments, and 10% feldspar. Silt and clay make up ~20% of the rock. Clastic sediments are ...Find out some tips how to deal with drilling a water well through rock, and what to do it you hit rock while drilling. Expert Advice On Improving Your Home Videos Latest View All Guides Latest View All Radio Show Latest View All Podcast Epi...Dolostone: Contains a significant amount of dolomite, similar to limestone. Chalk: Soft and porous, primarily composed of microscopic plankton fossils. Coal: Organic sedimentary rock formed from plant remains. Evaporites: Rocks like gypsum and halite that form from the evaporation of water. Breccia: Contains angular fragments cemented …The photos below show some examples of sediment containing different kinds and sizes of clasts. 7.8 Silt along the North Esk River, Tasmania: 7.9 Sand at Pfeiffer Beach, California. Grains are about 1 mm across. ... Limestone and dolostone account for 10% to 15% of all sedimentary rocks. They are mostly composed of calcite or dolomite, one or ...Examples include: breccia, conglomerate, sandstone, siltstone, and shale. Chemical sedimentary rocks form when dissolved materials preciptate from solution. Examples include: chert, some dolomites, flint, iron ore, limestones, and rock salt. Organic sedimentary rocks form from the accumulation of plant or animal debris.Discover how cementation produces sedimentary rocks, and study examples of cementation in the rock cycle. Updated: 11/16/2021 Table of Contents. Compaction and Cementation in Geology ...Metamorphic Rocks. Metamorphic rocks are any rock type that has been altered by heat, pressure, and/or the chemical action of fluids and gases. Metamorphic rocks are classified by their structure and their dominant minerals. Metamorphic rock structure is either foliated (has a definite planar structure) or nonfoliated (massive, without structure).Sedimentary rocks are composed of three constituents:(1) framework grains (sand-and-gravel-sized detritues), (2) matrix, and (3) chemically precipitated cement. Most framework grains can be identified with a hand lens, and their abundance can be determined in the field using a comparison chart for visual percentage estimation ( Terry and ...Sedimentary rocks are formed on or near the Earth’s surface, in contrast to metamorphic and igneous rocks, which are formed deep within the Earth. The most important geological processes that lead to the creation of sedimentary rocks are erosion, weathering, dissolution, precipitation, and lithification. Erosion and weathering include the ...6.2: Chemical Sedimentary Rocks. Whereas clastic sedimentary rocks are dominated by components that have been transported as solid clasts (clay, silt, sand, etc.), chemical sedimentary rocks are dominated by components that have been transported as ions in solution (Na +, Ca 2+, HCO 3−, etc.). There is some overlap between the two because ...Dec 25, 2019 · Based on the mode of formation three major groups of rocks are defined: igneous, sedimentary, and metamorphic. Igneous Rocks — solidified from magma and lava. Sedimentary Rocks — the result of deposition of fragments of rocks. Metamorphic Rocks — formed out of existing rocks undergoing recrystallisation. Igneous rocks are formed from the solidification of molten rock material. There are two basic types: 1) intrusive igneous rocks such as diorite, gabbro, granite and pegmatite that solidify below the Earth’s surface; and 2) extrusive igneous rocks such as andesite, basalt, obsidian, pumice, rhyolite and scoria that solidify on or above the Earth’s surface.Some examples of sedimentary rocks. Chalk is a fine-grained limestone, usually formed by compacted microscopic animals called foraminifera. Chert is a fine-grained hard sedimentary rock composed of microscopic silica grains, and has a flat fracture. Flint is a variety of chert (mostly of upper Cretaceous age) that has a conchoidal fracture.The most common chemical sedimentary rock, by far, is limestone. Others include chert, banded iron formation, and a variety of rocks that form when bodies of water evaporate. Biological processes are important in the formation of some chemical sedimentary rocks, especially limestone and chert. For example, limestone is made up almost entirely ...May 10, 2019 · Metamorphic rocks are an important topic in geology. These are the rocks that form by the effects of heat, pressure, and shear upon igneous and sedimentary rocks. Some form during mountain-building by forces of others from the heat of igneous intrusions in regional metamorphism others from the heat of igneous intrusions in contact metamorphism. Fine-Grained Clastic Rocks. Rock composed of at least 75% silt- and clay-sized clasts is called mudrock (Figure 9.5, bottom row). If a mudrock shows evidence of fine layers (laminations) and breaks into sheets, it’s called shale. Otherwise, it’s siltstone (dominated by silt), mudstone (a mix of silt and clay), or claystone (dominated by clay).Nov 7, 2020 · Types of sedimentary rocks include carbonate rocks, chemically precipitated rocks, clastic rocks and coal. Examples of Sedimentary Rocks Carbonate rocks are made mostly of carbonate minerals, coming from of bioclasts created by calcareous organisms, such as corals or mollusks. Limestone and dolostone make up the majority of carbonate rocks. Updated on January 20, 2019. Sedimentary rocks are the second great rock class. Whereas igneous rocks are born hot, sedimentary rocks are born cool at the Earth's surface, mostly under water. They usually consist of layers or strata; hence they are also called stratified rocks. Depending on what they're made of, sedimentary rocks fall into one ...4.2 Types of Sedimentary Structures. The simplest sedimentary structure is. stratification. , which is layering that can be observed in sedimentary rocks (Figure 4.1). Layers of sediment that are thicker than 1 cm are called. beds. and layers thinner than 1 cm are called. laminations. .Updated on January 20, 2019. Sedimentary rocks are the second great rock class. Whereas igneous rocks are born hot, sedimentary rocks are born cool at the Earth's surface, mostly under water. They usually consist of layers or strata; hence they are also called stratified rocks. Depending on what they're made of, sedimentary rocks fall into one ...A rock is an aggregate of one or more minerals, or a body of undifferentiated mineral matter. Common rocks include granite, basalt... Sedimentary rocks are formed from pre-existing rocks or pieces of once-living organisms. They form from deposits that accumulate on the Earth's surface. Sedimentary rocks often have distinctive layering or bedding.Discover how cementation produces sedimentary rocks, and study examples of cementation in the rock cycle. Updated: 11/16/2021 Table of Contents. Compaction and Cementation in Geology ...Biochemical Sedimentary Rocks: Biochemical sedimentary rocks include rocks that are formed with the help of organic processes as well. These include calcium carbonate shells by snails or clams, which can help in the formation of limestone. Chemical Sedimentary Rocks: When minerals in solutions become supersaturated and thus, become ...4. Concrete Production. Sedimentary rock used as aggregate in concrete production to withstand pressure. Fig. 5: Limestone aggregate for concrete production. 5. Pavement and Road Construction. Sandstone and limestone have been used for the construction of pavement stone and road stone. Granite is the most common intrusive igneous rock (see figure 2 for an example). Figure 2. Granite is made of four minerals, all visible to the naked eye: feldspar (white), quartz (translucent), hornblende (black), and biotite …Get Collection Of 15 Sedimentary Rocks in Ambala, Haryana at best price by Amit International. Also find Educational Aids price list from verified suppliers ...Cementation is the process of precipitation of mineral matter (cements) in pores within sediments or rocks. It is one of several processes, including mechanical and chemical compaction and mineral replacement, that constitute diagenesis and, taken collectively, produce progressive porosity reduction and lithification of sedimentary …Some examples of sedimentary rocks are as follows: Coal: You can’t talk about organic sedimentary rocks without mentioning coal, and even oil. These currently very valuable substances have been formed from the lithification of organic remains, and are therefore sedimentary rocks. Evaporites: gypsum and rock salt are some of the best …Sedimentary rocks are deposited in layers, forming a structure called bedding. Sedimentary rocks are deposited in huge structures known as sedimentary basins. Examples of sedimentary rocks are limestone, chalk, clay, sandstone, and shale. Sedimentary rocks are also found on the planet Mars. Read more: Types of rocks. Important Sedimentary Rocks ...Jan 20, 2019 · Updated on January 20, 2019. Sedimentary rocks are the second great rock class. Whereas igneous rocks are born hot, sedimentary rocks are born cool at the Earth's surface, mostly under water. They usually consist of layers or strata; hence they are also called stratified rocks. Depending on what they're made of, sedimentary rocks fall into one ... Overview. Siliciclastic sedimentary rocks are composed primarily of silicate minerals (e.g., quartz, feldspar, etc.) broken away from older, preexisting igneous, metamorphic, or sedimentary rocks. The fragments of these preexisting rocks are often transported far away from their source rock prior to being deposited in basins, where they ...Chemical sedimentary rocks [ edit edit source] Halite, also known as rock salt, is an evaporite, formed by the evaporation of salt water. It can be formed by complete evaporation of salt water, as seen, for example, in desert salt flats. However, complete evaporation is not necessary; it is sufficient that enough water should evaporate that the ...Feb 22, 2023 · Clastic Sedimentary Rocks. How Clastic Sedimentary Rocks are Formed: Pre‑existing rock undergoes chemical and mechanical weathering by roots, acid rainwater, gravity, wind, and water. The broken particles are carried through water or air until they settle out in a lower area when the current wasn’t fast enough to carry the particles. Oct 23, 2023 · Siltstone: Siltstone contains silt-sized particles and is often found in river floodplains and lakebeds. Chalk: Chalk is a soft, white sedimentary rock composed of tiny marine organisms called coccolithophores. It forms in deep ocean environments. Gypsum: Gypsum is a sulfate mineral that can form sedimentary rocks like alabaster and rock gypsum. Figure 5.3.1 5.3. 1: Enlarged image of frosted and rounded windblown sand grains. Medium-grained rocks composed mainly of sand are called sandstone, or sometimes arenite if well sorted. Sediment grains in sandstone can having a wide variety of mineral compositions, roundness, and sorting. Examples include: breccia, conglomerate, sandstone, siltstone, and shale. Chemical sedimentary rocks form when dissolved materials preciptate from solution. Examples include: chert, some dolomites, flint, iron ore, limestones, and rock salt. Organic sedimentary rocks form from the accumulation of plant or animal debris.٣٠/٠٥/٢٠١٤ ... Compaction reduces the pore space between the sediment particles. Clays and mud consist of 60% water and after compaction only 10% of their ...Metamorphic rocks are an important topic in geology. These are the rocks that form by the effects of heat, pressure, and shear upon igneous and sedimentary rocks. Some form during mountain-building by forces of others from the heat of igneous intrusions in regional metamorphism others from the heat of igneous intrusions in contact metamorphism.W H ATOD IN SLB In Part 1, you will review some common sedimentary rock-forming minerals. In Part 2, you will study the textures and mineralogy of a variety of sedimentary rocks and learn how to identify them. In Part 3, you will identify a group of unknown sedimentary minerals and rocks. WH A TY OU R EXPC D KN W I expect you to be …Jan 20, 2019 · Updated on January 20, 2019. Sedimentary rocks are the second great rock class. Whereas igneous rocks are born hot, sedimentary rocks are born cool at the Earth's surface, mostly under water. They usually consist of layers or strata; hence they are also called stratified rocks. Depending on what they're made of, sedimentary rocks fall into one ... Bedding Planes. Figure 5.4.1 5.4. 1: Horizontal strata in southern Utah. The most basic sedimentary structure is bedding planes, the planes that separate the layers or strata in sedimentary and some volcanic rocks. Visible in exposed outcroppings, each bedding plane indicates a change in sediment deposition conditions.Chemical sedimentary rocks form when mineral constituents in solution become supersaturated and inorganic precipitation occurs. Examples include rock salt, gypsum, and some limestones. Rock salt or halite is an example of a single mineral forming a rock. Most chemical sedimentary rocks contain multiple minerals. Organic Sedimentary Rocks ...Before being deposited, sediment was formed by weathering and erosion in a source area, and then transported to the place of deposition by water, wind, mass movement, or glaciers. Some examples of sedimentary rocks are limestone, sandstone, siltstone, shale, conglomerate, and breccia. Most sedimentary rocks contain either quartz or calcite.Examples of sedimentary rock include chalk, coal, limestone, rock salt, sandstone, and shale. The sedimentary rock represents less than 5% of Earth's collective rock volume.Fine-Grained Clastic Rocks. Rock composed of at least 75% silt- and clay-sized clasts is called mudrock (Figure 9.5, bottom row). If a mudrock shows evidence of fine layers (laminations) and breaks into sheets, it’s called shale. Otherwise, it’s siltstone (dominated by silt), mudstone (a mix of silt and clay), or claystone (dominated by clay).Sedimentary rocks cover the majority of the Earth's rocky surface but only make up a small percentage of the Earth’s crust compared to metamorphic and igneous types of rocks. Examples of sedimentary rocks include limestone, sandstone, mudstone, greywacke, chalk, coal, claystone and flint. Limestone forms the metamorphic rock marble when ...Chemical sedimentary rocks are formed when the water components evaporate, leaving dissolved minerals behind. Sedimentary rocks of these kinds are very common in arid lands such as the deposits of salts and gypsum. Examples include rock salt, dolomites, flint, iron ore, chert, and some limestone. 3. Organic Sedimentary Rocks.Sedimentary rocks form near the surface of the earth and depend on the environment of their deposition and transporting agents. Some of the common examples of sedimentary rocks are limestone, conglomerate, sandstone, coal, shale and many others . Groundwater is dynamic and flows in between the rocks. The ease of groundwater flow …4. weathered rock, bone fragments, soil, and other particles carried by wind, water, and ice 2. breaking-down process that changes the minerals in rock 5. chemical sedimentary rock hanging from the ceiling of a cave 1. an individual particle or grain in sedimentary rock 6. chemical sedimentary rock growing from the floor of a cave 3. chemical sedimentary rock formed when minerals are left ...Examples include: breccia, conglomerate, sandstone, siltstone, and shale. Chemical sedimentary rocks form when dissolved materials preciptate from solution. Examples include: chert, some dolomites, flint, iron ore, limestones, and rock salt. Organic sedimentary rocks form from the accumulation of plant or animal debris.Rocks made from particles of eroded sediment are called clastic sedimentary rocks, those made from the remains of living things are called biogenic sedimentary rocks, and those that form by minerals precipitating out of solution are called evaporites. 01 of 24 Alabaster White alabaster, a rock consisting of massive gypsum. Lanzi / Wikimedia CommonsJun 4, 2018 · The mile-thick sequence of sedimentary rock formations exposed by erosion in the Grand Canyon is an exceptional example of the sedimentary cover preserved on the North American continent (Figure 10-4). The sedimentary rocks exposed in the Grand Canyon represent sediments deposited in environmental setting ranging from shallow marine seaways to ... Sedimentary rocks containing calcium carbonate will react with a 10% hydrochloric acid solution. ... It is common for geologists to refer to sedimentary rocks as ...Sedimentary rocks are deposited in layers, forming a structure called bedding. Sedimentary rocks are deposited in huge structures known as sedimentary basins. Examples of sedimentary rocks are limestone, chalk, clay, sandstone, and shale. Sedimentary rocks are also found on the planet Mars. Read more: Types of rocks. Important Sedimentary Rocks ...Sedimentary rocks like bituminous coal, limestone, and sandstone, given enough heat and pressure, can turn into nonfoliated metamorphic rocks like anthracite coal, marble, and quartzite. Nonfoliated rocks can also form by metamorphism, which happens when magma comes in contact with the surrounding rock.Apr 16, 2022 · Common sedimentary rocks include sandstone, limestone, and shale. These rocks often start as sediments carried in rivers and deposited in lakes and oceans. When buried, the sediments lose water and become cemented to form rock. Tuffaceous sandstones contain volcanic ash. What are examples of deposition?Introduction. Sedimentary processes, namely weathering, erosion, crystallization, deposition, and lithification, create the sedimentary family of rocks. Most of Earth's surface is covered by sediments (like mud, sand, and gravel), and the majority of rocks you will see (the majority of rocks exposed at Earth's surface) are sedimentary rocks ...May 3, 2023 · Rocks are found to be composed mostly of the eight most abundant elements found in the Earth’s crust. They are oxygen, aluminium, silicon, iron, calcium, potassium, sodium and magnesium. Based on the composition, rocks are basically classified into three types. They are Igneous rocks, Metamorphic rocks and Sedimentary rocks.Sandstone is indeed a sedimentary rock that is often made up of sand-sized minerals and particles of rocks. Sandstone is a kind of sedimentary rock that is very widespread. Sand deposits are transported to the basin by rivers to form sandstones. Option (B) Granite is an incorrect option. Granite is by far the most abundant plutonic rock …Characteristics of sedimentary rocks are described in Pellant p. 38-41and 44-45; Marshak, p. 176-186. Texture: Sedimentary rocks may have clastic (detrital) or non-clastic texture. Clastic sedimentary rocks are composed of grains, fragments of pre-existing rocks that have been packed together with spaces (pores) between grains. TheseApr 23, 2023 · For example, folding and tilting of bedding planes can indicate the occurrence of deformation and metamorphism of the sedimentary rock layers due to tectonic activity. Graded bedding : This is a type of bedding where the grain size of sediment within a bed gradually changes from coarse at the bottom to fine at the top.For example, a rock containing some silt but mostly rounded sand and gravel is called silty conglomerate. Sand-rich rock containing minor amounts of clay is called clayey sandstone. 5.3.3. Chemical, Biochemical, and Organic ... Abyssal sedimentary rocks form on the abyssal plain. The plain encompasses relatively flat ocean floor with some minor ...Sedimentary rocks and some volcanic deposits (lava flows and air-fall volcanic ash deposits) are examples of commonly stratified rocks. Examples of rocks that are unstratified are igneous rocks (like granite) that cooled and crystallized deep underground and did not develop layers. Sedimentary rock, rock formed at or near Earth's surface by the accumulation and lithification of sediment or by the precipitation from solution at normal surface temperatures. Sedimentary rocks are the most common rocks exposed on Earth's surface but are only a minor constituent of the entire crust.People use sedimentary rocks such as siltstone, shale, and sandstone (see Figure L10.1) for many different purposes. Siltstone, for example, is used to build homes and walls or for decorations. Shale is used to make cement, terra-cotta pots, bricks, and roof tiles. Sandstone is another sedimentary rock that is used as a building material. The most common rock-forming minerals are silicate minerals, which make up over 90% of the Earth's crust. These minerals are made up of silicon, oxygen, and other elements such as aluminum, iron, and magnesium. Examples of silicate minerals include quartz, feldspar, mica, and olivine. Non-silicate minerals, such as calcite, dolomite, and …First Edition. Chapter 10 "Sedimentary Rocks" by Bradley Deline, CC BY-SA 4.0. 4.1 INTRODUCTION ... Biochemical Sedimentary Rocks. An example of biochemical precipitation is the formation of skeletal minerals in many organisms: from starfish and clams that grow calcite, to sponges that grow silica-based material, to humans that have bones ...6.2: Chemical Sedimentary Rocks. Whereas clastic sedimentary rocks are dominated by components that have been transported as solid clasts (clay, silt, sand, etc.), chemical sedimentary rocks are dominated by components that have been transported as ions in solution (Na +, Ca 2+, HCO 3−, etc.). There is some overlap between the two because ...Sedimentary rocks. Uses of sedimentary rocks. Metamorphic rocks. Uses of metamorphic rocks. Working scientifically. Test your knowledge. Quiz. Key points. There …٣١/١٠/٢٠١٧ ... By far the most common example is limestone, which forms by the production of calcium carbonate by algae and invertebrate animals for shells.What are the 3 different types of sedimentary rocks? Sedimentary rocks are formed from pieces of other existing rock or organic material. There are three different types of sedimentary rocks: clastic, organic (biological), and chemical. Clastic sedimentary rocks, like sandstone, form from clasts, or pieces of other rock.Sedimentary rock, rock formed at or near Earth’s surface by the accumulation and lithification of sediment or by the precipitation from solution at normal surface temperatures. Sedimentary rocks are the most common rocks exposed on Earth’s surface but are only a minor constituent of the entire crust.ADVERTISEMENTS: Here is a list of top fifteen sedimentary rocks:- 1. Arkose 2. Breccia 3. Chert 4. Clay and Clay stone 5. Coal 6. Conglomerate 7. Dolomite 8. Evaporate 9. Graywacke 10. Ironstone 11. Limestone 12. Radiolarite 13. Sandstone 14. Shale 15. Travertine. Sedimentary Rock # 1. Arkose: This is a sedimentary rock with a […]7.5.2.4 Other Chemical Sedimentary Rocks. Many other types of chemical sedimentary rocks and minerals exist. They are not abundant, but they may be important as sources of ore. Collophane, a cryptocrystalline form of apatite, Ca 5 (PO 4) 3 (OH,F,Cl), is found in small amounts in many kinds of sedimentary rocks. It has an organic origin, and ...Before being deposited, sediment was formed by weathering and erosion in a source area, and then transported to the place of deposition by water, wind, mass movement, or glaciers. Some examples of sedimentary rocks are limestone, sandstone, siltstone, shale, conglomerate, and breccia. Most sedimentary rocks contain either quartz or calcite. Oct 23, 2023 · Siltstone: Siltstone contains silt-sized particles and is often found in river floodplains and lakebeds. Chalk: Chalk is a soft, white sedimentary rock composed of tiny marine organisms called coccolithophores. It forms in deep ocean environments. Gypsum: Gypsum is a sulfate mineral that can form sedimentary rocks like alabaster and rock gypsum. Sedimentary environments are interpreted by geologists based on clues within such as rock types, sedimentary structures, trace fossils, and fossils. We can then compare these clues to modern environments to reconstruct ancient environments.Discover how cementation produces sedimentary rocks, and study examples of cementation in the rock cycle. Updated: 11/16/2021 Table of Contents. Compaction and Cementation in Geology ...Jun 13, 2023 · Sedimentary Rocks. Sedimentary rocks form through the accumulation and compaction of minerals or organic materials. This is most common in shallow seas, but it can happen anywhere. Examples include sandstones and breccias. You May Also Like: 23 Types of Mountains; Photos, Description and More!Calcareous ooze biogenic calcification calcareous nannoplankton marginal marine sequence of siltstones (reddish layers at the cliff base) and (brown rocks above), , southwestern , U.S. Sedimentary rocks are types of rock that are formed by the accumulation or deposition of mineral or organic particles at Earth's surface, followed by cementation.Sedimentary rock, rock formed at or near Earth’s surface by the accumulation and lithification of sediment or by the precipitation from solution at normal surface temperatures. Sedimentary rocks are the most common rocks exposed on Earth’s surface but are only a minor constituent of the entire crust.The three types of rock are: igneous. metamorphic. sedimentary. Look through the slideshow to find out more about the three rock types. 1. Igneous rocks. Igneous rocks are formed from the cooling ...People use sedimentary rocks such as siltstone, shale, and sandstone (see Figure L10.1) for many different purposes. Siltstone, for example, is used to build homes and walls or for decorations. Shale is used to make cement, terra-cotta pots, bricks, and roof tiles. Sandstone is another sedimentary rock that is used as a building material.Limestone and Rock Gypsum are two additional examples of common crystalline rocks. ... ISSUE 10 NOVEMBER 2013. Page 2. Crystalline Rocks. Crystalline sedimentary ...The three types of rock are: igneous. metamorphic. sedimentary. Look through the slideshow to find out more about the three rock types. 1. Igneous rocks. Igneous rocks are formed from the cooling ... – Most common sedimentary rock type. – Form from cemented sediment grains ... Page 10. Chemical Sedimentary Rocks. • Carbonates. – Contain CO. 3 as part of their ...Sedimentary rocks cover the majority of the Earth's rocky surface but only make up a small percentage of the Earth’s crust compared to metamorphic and igneous types of rocks. Examples of sedimentary rocks include limestone, sandstone, mudstone, greywacke, chalk, coal, claystone and flint. Limestone forms the metamorphic rock marble when ...Rocks: Igneous, Metamorphic and Sedimentary Rocks hold the history of the earth, An example of a non-clastic texture would be crystalline material. Detrital Sedimentary Rocks. , The three types of rock are: igneous. metamorphic. sediment, 1 2 3 Sedimentary rocks Sedimentary rocks are formed fr, Sedimentary Rock. Sedimentary rock, one of the 3 major classes of r, Mar 29, 2022 · Igneous rocks are formed from melted rock deep inside , Rocks are made up of different minerals and form the Ear, Some examples of sedimentary rocks. Chalk is a fine-grained , Jan 20, 2019 · Updated on January 20, 2019. Sedimentary rocks ar, Jun 17, 2020 · 5.CONCEPT ON SEDIMENTARY ROCKS Sedimen, The rock in Figure 7.67 is an example. We call sandstones con, What are sedimentary rocks. What are they made of. How they look , Characteristics of sedimentary rocks are described in Pellant p. 38-4, Apr 23, 2023 · For example, folding and tilt, ١٧/٠٥/٢٠١٧ ... EARTH SCIENCE LAB Sedimentary Sample , Sep 10, 2019 · 10. Sample S3 is an example of a _____. a. Clastic Se, Another example, opal, is a chemical sedimentary rock that , Sedimentary rocks are formed on or near the Earth’s surface, in cont.