Contact Us

limestone formed? Yahoo Answers

2007-7-19  Limestone (mineral), a common sedimentary rock composed primarily of the mineral calcite (CaCO3). Limestone constitutes approximately 10 percent of the sedimentary rocks exposed on the earth’s surface. It forms either by direct crystallization from water (usually seawater) or by accumulation of shell and shell fragments.

How is limestone formed? Yahoo Answers

2008-4-19  Limestone (mineral), a common sedimentary rock composed primarily of the mineral calcite (CaCO3). Limestone constitutes approximately 10 percent of

How is limestone formed? Yahoo Answers

2008-6-18  Limestone is the fossilized remains of millions of ancient limes. There used to be loads of lime trees in the past, and all the fruit that fell off of them (the animals didn't eat limes much, because they taste nasty) got fossilized and over millions of years since got all compressed and turned into 'limestone'.

How is limestone formed? Yahoo Answers

2007-6-13  The 'secret' problem female doctors don't dare discuss. Former Mavericks center Shawn Bradley paralyzed. Piers Morgan promises retaliation for 'hypocrites'

How is a Limestone pavement formed ? Yahoo Answers

2009-2-5  Limestone pavements form becaouse of several features of limestone 1- Massive limestones tend to have well developed joints, that is vertical cracks often two sets pretty much at right angles to one another. 2- Limestone can be pretty massive, but even so tends to have well developed beds 3- Limestone is soluble in slighly acidic water.

What mineral makes up limestone? Yahoo Answers

2008-6-3  Limestone is a sedimentary rock, formed on the seafloor, made up of calcium carbonate- CaCO3 as its main mineral. Some limestones were formed by a chemical deposition process and others by the accumulation of shells from minute sea creatures.

facts about limestone? Yahoo Answers

2008-5-18  Travertine is a banded, compact variety of limestone formed along streams, particularly where there are waterfalls and around hot or cold springs. Calcium carbonate is deposited where evaporation of the water leaves a solution that is supersaturated with chemical constituents of calcite.

how are cliffs formed? Yahoo Answers

2008-11-30  Cliffs are usually formed by rock that is resistant to erosion and weathering. Sedimentary rocks most likely to form sandstone, limestone, chalk, and dolomite. Igneous rocks, such as granite and basalt also often form cliffs.

How are tower karsts formed? Yahoo Answers

2011-8-1  The layers of sediment from which the limestone was formed was laid down in horizontal layers, or strata. Steady tectonic pressure from underneath caused the limestone strata to fracture. If the uplift was completely even and the limestone pure and free from impurities, the bedrock fractured along regular lines at right angles, creating the

1st Limestone murder trial since pandemic underway

2021-3-17  Mar. 17—A courtroom that might have been packed with family members, curious members of the public and news media was instead kept to a very limited group Tuesday as opening arguments began in the trial of a Limestone County woman accused of participating in a 2017 botched robbery that left a man dead. Jurors were kept socially distant at only three to a row, seated so they could view one

12. Many limestones are dense, fine

2008-1-30  Limestone is a sedimentary rock formed by chemical and bio chemical action. It is composed of calcite which is relatively soft mineral (3 on mohs hardness scale). It will fizz when it comes in contact with acid and can be easily scratched by a steel nail or glass. Basalt is an igneous extrusive rock formed when lava extrudes out of the earth.

What's the difference between oil, coal Yahoo

2007-2-25  Limestone, as you can guess, is my specialty. Limestone is formed by living organisms in almost all cases. In rare examples limestone can form by direct precipitation of calcium carbonate from sea water or even fresh water, but in most cases it is the remains of living organisms.

Global Limestone Market Analysis and Yahoo

Limestone, one of the segments analyzed and sized in this study, is forecast to grow at over 1.6% and reach a market size of US$65.3 Billion by the end of the analysis period.

How are tower karsts formed? Yahoo Answers

2011-8-1  The layers of sediment from which the limestone was formed was laid down in horizontal layers, or strata. Steady tectonic pressure from underneath caused the limestone strata to fracture. If the uplift was completely even and the limestone pure and free from impurities, the bedrock fractured along regular lines at right angles, creating the

Consider the following rocks: Obsidian, Limestone,

2008-1-24  Consider the following rocks: Obsidian, Limestone, Organic Limestone, Gneiss and Marble. List their classification and any subtypes they may have as well as how each of these rocks formed.

How many grams of CO2 are formed by Yahoo

2007-11-30  How many grams of CO2 are formed by complete reaction with 33.7 grams of limestone? What is the volume of CO2 at STP?

why is limestone changed into marble? Yahoo Answers

2007-6-5  Marble is a metamorphic rock resulting from regional or rarely contact metamorphism of sedimentary carbonate rocks, either limestone or dolostone. This metamorphic process causes a complete recrystallization of the original rock into an interlocking mosaic of calcite, aragonite and/or dolomite crystals.

How are stalactites and stagmites formed? Yahoo

2008-3-7  Yahoo Products; Anonymous. Anonymous. 1 decade ago. Favorite Answer. they're formed by the gradual run off of water over limestone in cave formations. as the water trickles down off of the limestone they leave behind mineral deposits that form the

How are grykes formed in karst regions? Yahoo

2008-3-7  Karst regions are formed by the dissolution of a layer or layers of soluble bedrock, usually carbonate rock such as limestone or dolomite. However, to get grykes, a region of limestone is "shaved" flat by the scouring action of an ice sheet or glacier. The exposed flat area of limestone

The Learning Zone: What is a fossil?

2019-8-23  The skeleton dissolves and a mould is formed. Now buried at depth and surrounded by stone, the skeleton is dissolved by ground water. This leaves a cavity (or hole) preserving the shape of the original skeleton. This cavity is known as a natural mould.

12. Many limestones are dense, fine

2008-1-30  Limestone is a sedimentary rock formed by chemical and bio chemical action. It is composed of calcite which is relatively soft mineral (3 on mohs hardness scale). It will fizz when it comes in contact with acid and can be easily scratched by a steel nail or glass. Basalt is an igneous extrusive rock formed when lava extrudes out of the earth.

Global Limestone Market Analysis and Yahoo

Limestone, one of the segments analyzed and sized in this study, is forecast to grow at over 1.6% and reach a market size of US$65.3 Billion by the end of the analysis period.

How many grams of CO2 are formed by Yahoo

2007-11-30  How many grams of CO2 are formed by complete reaction with 33.7 grams of limestone? What is the volume of CO2 at STP?

How are stalactites and stagmites formed? Yahoo

2008-3-7  Yahoo Products; Anonymous. Anonymous. 1 decade ago. Favorite Answer. they're formed by the gradual run off of water over limestone in cave formations. as the water trickles down off of the limestone they leave behind mineral deposits that form the

How are grykes formed in karst regions? Yahoo

2008-3-7  Karst regions are formed by the dissolution of a layer or layers of soluble bedrock, usually carbonate rock such as limestone or dolomite. However, to get grykes, a region of limestone is "shaved" flat by the scouring action of an ice sheet or glacier. The exposed flat area of limestone

Using LSTM and ARIMA to Simulate and Predict

2021-1-6  Limestone is mainly formed by the deposition of sediments and biomineralization. It is commonly found around the surface of the earth. Limestone is found in many parts of the world. The data was downloaded from Yahoo Finance, Eoddata, Marketwatch, Indexmundi, and Statista. The preprocessing of the data is an important step in ML. The data

Limestone presentation by ruchika SlideShare

2011-9-13  This presentation will tell about limestone and its uses. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. If you continue browsing the site, you agree to the use of cookies on this website.

What happens when sulfuric acid reacts with

2012-12-19  Interesting situation. When acidic rain strikes CaCO3 (limestone) it reacts, produces carbon dioxide gas and some CaSO4 which isn't very soluble in water. CaCO3(s) + H2SO4(aq) --> CaSO4(s) + CO2(g) + H2O(l) Such is the stuff of stalactites and stalagmites. These cave deposits often consist of varying amounts of CaCO3 and CaSO4.

Karst limestone foundation geotechnical problems

2016-9-9  sinkholes are likely formed in the lower beds of this formation at the contact with the Arab Formation rather than the in upper beds as they made up mainly of compacted limestone. The second karst unit belongs to the Jurassic limestone of Arab Formation. This Formation is outcropping as NW-SE trend of limestone belt the west side of Riyadh City.

The Learning Zone: What is a fossil?

2019-8-23  The skeleton dissolves and a mould is formed. Now buried at depth and surrounded by stone, the skeleton is dissolved by ground water. This leaves a cavity (or hole) preserving the shape of the original skeleton. This cavity is known as a natural mould.