Is Limestone A Soft Or Hard Rock

Is limestone hard rock or soft rock - Answers

Mar 04, 2019 · Limestone is a sedimentary rock, and compared to most other rocks, is relatively soft lol Different limestones have different hardnesses Most "marbles" are actually hard limestones, because they have not experienced the high pressures and temperatures required for metamorphism

Is limestone a hard or soft rock? | Study

Answer and Explanation: Limestone is a soft rock On the Mohs Scale of Hardness, it has a value of 3 It is often used in architecture, but, unfortunately, it is highly susceptible to acid rain and other environmental factors that cause it to corrode

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Is limestone hard rock or soft rock - Generally speaking, when a geologist talks of soft rocks andhard rocks what he or she means is sedimentary rocks origneous and metamorphic Limestone - Wikipedia Limestone is a sedimentary rock, composed mainly of skeletal fragments of marine organisms such as coral, forams and molluscs Its major

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Is limestone hard rock or soft rock - Answerscom Generally speaking, when a geologist talks of "soft rocks" and "hard rocks" what he or she means is "sedimentary rocks" or "igneous and metamorphic rocks" Contact Supplier Rock Excavation Engineering Handbook

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Is limestone hard rock or soft rock - The Q&A wiki Generally speaking, when a geologist talks of "soft rocks" and "hard rocks" what he or she means is "sedimentary rocks" or "igneous and metamorphic rocks"

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Is limestone hard rock or soft rock - Answers Limestone is a sedimentary rock, and compared to most other rocks, is relatively soft lol Different limestones have different hardnesses Most "marbles" are actually hard limestones, because they have not experienced the high pressures and temperatures required for metamorphism

What Is the Hardness of Limestone? | Hunker

By Jessica Alzarana| April 12, 2017 The term limestone encompasses several forms of sedimentary rock composed primarily of calcium carbonate Limestone may form from chemical processes instigated by large populations of algae, or may form as the shells from aquatic creatures and single-celled organisms form a dense layer

Rock Hardness References

Hardness of Rock; Soft: Medium: Hard: Very Hard: MOHS Scale of Hardness: TESTING (you can do in the field) Talc Slate Gypsum rock Asbestos rock Soft limestone: Limestone Dolomite Sandstone Copper Ore: Granite Quartzite Iron ore Trap rock Gravel Gabro: Iron ore (Taconite) Granite Grantic gravel Trap rock: 1 - Talc 2 - Gypsum 3 - Clacite 4

Limestone - Wikipedia

Limestone is a sedimentary rock, composed mainly of skeletal fragments of marine organisms such as coral, forams and molluscs Its major materials are the minerals calcite and aragonite, which are different crystal forms of calcium carbonate (CaCO3) About 10% of sedimentary rocks are limestones

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is limestone a soft or hard rock - Quarry grinding plant Hard Rock Flooring : Limestone Limestone is a sedimentary rock primarily consisting of calcium carbonate and was formed in the floors of shallow tropical seas Sitemap pre:application of pneumatic crushernext:gold processing electrowinning process

What is Hard Rock and Soft Rock - Answers

Although the sand particles that got deposited are themselves hard, they are glued together by different chemicals, some of which are very tenacious and make the resulting rock hard But some are not and the rock is soft Same with limestone, some is hard but some is very soft

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Is limestone hard rock or soft rock - Answers Limestone is a sedimentary rock, and compared to most other rocks, is relatively soft lol Different limestones have different hardnesses Most "marbles" are actually hard limestones, because they have not experienced the high pressures and temperatures required for metamorphism

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Is Limestone A Hard Rock - securityagency hard limestone - Newest Crusher, Grinding Mill, Mobile Is limestone hard rock or soft rock - The Q&A wiki Generally speaking, when a geologist talks of "soft…

What are the different types of hard rocks? - Quora

hardrock and soft rock are the terms which are not commonly used in geology as reference as far as hard rock is concerned the rocks with ability to stand abrasion at large scale is categorised under hard rocks such as igneous - granite , gabbro, rhyolite , basalt , pegmatite , syenite , diorite ,

Types of stone or rock - Macmillan Dictionary

limestone noun a type of white or grey stone containing calcium, used for building and making cement noun hot liquid rock inside the Earth marble noun a hard smooth stone used for building and making statues Marble is usually white with dark lines that are not regular in shape Free thesaurus definition of types of stone or rock

Limestone - Sedimentary rocks

Limestone is a very common sedimentary rock consisting of calcium carbonate (more than 50%) It is the most common non-siliciclastic (sandstone and shale are common siliciclastic rocks) sedimentary rock Limestones are rocks that are composed of mostly calcium carbonate (minerals calcite or aragonite)

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Is lizenithne hard rock or soft rock - Answers Generally speaking, when a geologist talks of "soft rocks" and "hard rocks" what he or she means is "sedimentary rocks" or "igneous and metamorphic rocks"

Limestone - Hard Rock Flooring

Limestone Hard Rock Flooring specialises in limestone and we are constantly sourcing different types Most limestone is oolitic which means it is formed from minute pieces of shell or grains of sand stuck with calcium carbonate from the sea In some limestone there are considerable amounts of fossil from the amount of creatures on

how hard is limestone rock - BINQ Mining

Jun 30, 2013 · how hard is limestone rock Posted at:June 30, 2013[ 46 - 3745 Ratings] Is limestone hard rock or soft rock Generally speaking, when a geologist talks of "soft rocks" and "hard rocks" what he or she means is "sedimentary rocks" or "igneous and metamorphic rocks"

Limestone Facts - Softschools

Limestone is a sedimentary rock that contains at least 50% calcium carbonate (CaCO3) Because sedimentary rocks are made of various types of sediments, the other 50% of a limestone rock could be virtually any other mineral Limestone originates in wet areas which mean it could also be composed of shells and waste matter from organisms

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Is limestone hard rock or soft rock - Answers Generally speaking, when a geologist talks of "soft rocks" and "hard rocks" what he or she means is "sedimentary rocks" or "igneous and metamorphic rocks" Limestone is a sedimentary rock, and

how hard is limestone? | Yahoo Answers

Jul 30, 2009 · Best Answer: Limestone is dominantly calcite or dolomite -- both carbonates Both soft On Moh's scale of hardness, calcite defines a hardness of 3; dolomite is up to 4 Either mineral can be scratched with a knife Sandstone is a bit more variable

Geology - rocks and minerals - University of Auckland

Sandstone Sandstone is a sedimentary rock formed from cemented sand-sized clasts The cement Clast size - fine (006-02mm), medium (02-06mm), coarse (06-2mm); Sorting - a sandstone comprising a mixture of clast sizes is poorly sorted, soft to hard…

Critical issues in soft rocks - ScienceDirect

Other rock types which can also be considered as soft rock are the weathering products of crystalline rocks (granite, gneiss, etc), which bring several geotechnical problems in urban areas, for instance, the slope stability at Rio de Janeiro, Hong Kong, and many other cities and regions

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Is limestone hard rock or soft rock - Answers Generally speaking, when a geologist talks of "soft rocks" and "hard rocks" what he or she means is "sedimentary rocks" or "igneous and metamorphic rocks" Limestone is a sedimentary rock, and

Limestone Facts - Softschools

Limestone is a sedimentary rock that contains at least 50% calcium carbonate (CaCO3) Because sedimentary rocks are made of various types of sediments, the other 50% of a limestone rock could be virtually any other mineral

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Is Limestone A Hard Rock - securityagency hard limestone - Newest Crusher, Grinding Mill, Mobile Is limestone hard rock or soft rock - The Q&A wiki Generally speaking, when a geologist talks of "soft…

What are the different types of hard rocks? - Quora

What are the different types of hard rocks? Update Cancel the minerals like clay minerals , olivine mineral etc and rocks like shale , siltstone , mudstone , slate , limestone , chalk etc easily deformed when subjected to stress Traditionally geologic profession has divided between “hard” and “soft” rock …

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Is limestone hard rock or soft rock – The Q&A wiki Generally speaking, when a geologist talks of "soft rocks" and " hard rocks" what he or she means is "sedimentary rocks" or …

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how hard is limestone - shreetirupatico Is limestone hard rock or soft rock - scienceanswers Limestone is a sedimentary rock, and compared to most other rocks, is relatively soft lol Different limestones have different hardnesses

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Is limestone hard rock or soft rock - Answers Limestone is a sedimentary rock, and compared to most other rocks, is relatively soft lol Different limestones have different hardnesses Most "marbles" are actually hard limestones, because they have not experienced the high pressures and temperatures required for metamorphism

what is the difference between a hard rock and a soft rock

Jun 13, 2010 · Answers In general, hard rock is comprised of igneous and metamorphic rocks (granite, basalt, gneiss, schist etc), and soft rock is comprised of various sedimentary rocks (shale, limestone etc) Of course there are lots of rocks that don't fit neatly into these categories, such as sandstone (a "hard" sedimentary rock) and marble

Why are rocks so hard? - Quora

Related Questions More Answers Below Rocks are hard because the minerals they are composed of are either locked tightly together or are melted together around their edges For example, sandstone consists of sand grains interlocked Quartzite is sandstone with the grains melted together

Rock Types - sandatlasorg

Sedimentary rocks Limestone is a sedimentary rock that is chiefly composed of calcium carbonate Limestone is a major rock type It is mostly marine and biogenic, but can also form as a chemical precipitate (travertine, tufa) Oolite, chalk, calcarenite, coquina, etc are varieties of limestone

Geology Chapters 2&3 Flashcards | Quizlet

The rock has layering Layers are flat and soft or crumbly Metamorphic The rock has layering which are the same size in all layers Igneous No visible grains are present in rock Looks glassy, dense and hard, like window glass Metamorphic No visible grains are present in rock Much of this outcrop is limestone, a type of

Types of stone or rock - Macmillan Dictionary

limestone noun a type of white or grey stone containing calcium, used for building and making cement noun hot liquid rock inside the Earth marble noun a hard smooth stone used for building and making statues Marble is usually white with dark lines that are not regular in shape Free thesaurus definition of types of stone or rock

Geology - rocks and minerals - University of Auckland

Sandstone Hardness - variable, soft to hard, dependent on clast and cement composition Colour - variable through grey, yellow, red to white reflecting the variation in mineral content and cement Clasts - dominantly quartz and feldspar ( orthoclase , plagioclase) with lithic clasts and varying minor amounts of …

Manitoba Rocks! | Manitoba Mineral Resources | Province of

The ‘soft’ rock they work with is most often sedimentary rock such as shale or limestone A soft rock geologist often works for or with the petroleum industry or may be engaged in exploration for aggregate, coal and other industrial minerals within sedimentary rock terrains

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