what is the hardest minerals

    What mineral is the hardest?Yahoo Answers

    0· Best Answer: A good property in mineral identification is one that does not vary from specimen to specimen. In terms of reliability, hardness is one of the better physical properties for minerals. Specimens of the

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    Mohs scale of mineral hardnessSimple English

    Mohs scale of mineral hardness is named after the scientist, Friedrich Mohs, who invented a scale of hardness based on the ability of one mineral to scratch another. Rocks are made up of one or more minerals. According to the

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    The softest and hardest minerals are?Brainly

    The softest and hardest minerals are?5449655 The softest and hardest minerals are:

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    What is the softest mineral on earth?Reference

    9· Earth's softest mineral is soapstone, also known as talc. According to the Mohs scale, which rubs minerals against one another to determine relative hardness, talc shows signs of scratching when

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    Earth's rarest minerals cataloguedBBC News

    3· Scientists categorise the Earth's rarest minerals with some so rare that the total global supply could fit in a thimble. Scientists categorise the Earth's rarest minerals with some so rare that the total global supply could fit in a

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    Mohs scale of mineral hardnessWikipedia

    The Mohs scale of mineral hardness is a qualitative ordinal scale characterizing scratch resistance of various minerals through the ability of harder material to scratch softer material. Created in 1812 by German geologist and mineralogist

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    Diamond: The mineral Diamond information and pictures

    Diamond has many unequaled qualities and is very unique among minerals. It is the hardest known substance, it is the greatest conductor of heat, it has the highest melting point of any substance (7362 F or 4090 C), and it has the

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    Name the 10 hardest minerals in order.Answers

    9· The hardness of minerals is measured using Mohs scale. Minerals are ranked due to their relative hardness from 1 to 10; 1 being the softest, and 10 being the hardest. 10 Diamond 9 Corundum 8 Topaz 7 Quartz

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    What are the softest and hardest minerals?

    What are the softest and hardest mineralstrivia question /questions answeranswers Sections Trivia Quizzes Free Trivia Questions Player Quiz Lists Ask FunTriviaGet Answers to Questions Daily and Hourly Trivia Games

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    Gemstone Hardness and WearabilityInternational

    Diamond is the hardest material in the world but its also brittle. Gemstone hardness is just one factor in a gems overall wearability or toughness grade. Diamond Edge and Setting, captured area 32 mm, by Kurt Bauschardt

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    Top 10 Hardest Mineral in the WorldYouTube

    7· Top 10 Hardest Mineral in the World 10. Talc Talc is a mineral composed of hydrate magnesium silicate and widely known as talcum powder. According to the Mohs hardness scale it is the softest mineral and easily

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    What are the hardest minerals?UpdatedQuora

    8· Diamond is always at the top of the scale, being the hardest mineral. There are ten minerals in Mohs scale, talc, gypsum, calcite, fluorite, apatite, orthoclase, quartz, topaz corundum, and for last and hardest, diamond

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    Diamond no longer nature's hardest materialNew

    6· Two minerals formed in meteorite crashes and volcanic eruptions are probably much harder than diamond if we can ever find enough to test By Jessica Griggs This article was first published on 16 February 2009.

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    What is the Hardest Metal? (with pictures)

    5· The hardest known metal is steel alloy, which is often made even harder by adding carbon and other elements. With a tensile strength of 0.84 GPa (122,000 psi) and a yield strength of 0.64 GPa (67,000 psi), carbon steel

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    Earth's rarest minerals cataloguedBBC News

    3· Scientists categorise the Earth's rarest minerals with some so rare that the total global supply could fit in a thimble. Scientists categorise the Earth's rarest minerals with some so rare that the total global supply could fit in a

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    Hardest to softest mineralsscholarly search

    Name Stars Updated Gypsum Resources of Iowa One of the softestminerals known to exist is the basis for one of Iowa's most durable mineral resource industries. Gypsum is a gray to white colored mineral that can be easily

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    Geologyrocks and mineralsUniversity of Auckland

    Hardness Definition A measure of the ease with which a smooth surface of a mineral can be scratched, or of its resistance to abrasion. In 1822 the Austrian mineralogist Friedrich Mohs devised a scale based on one mineral's ability to

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    TOP 10 HARDEST MINERALS IN THE WORLD

    TOP 10 HARDEST MINERALS IN THE WORLD by Jon Clever #5: Feldspar Rated 6 on Mohs scale; 72 on absolute scale Worth $2.50 per pound Used in industrial applications for their alumina and alkali content. #4: Quartz

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    Ten Hardest Gems & MineralsLarson Jewelers

    Ive been learning a lot about the gems and minerals that are used to make the jewelry I love and that I talk about regularly here at Larson Jewelers. I get asked a lot of questions about things like the hardness of gems or how brittle

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    MineralWikipedia

    Minerals are not equivalent to rocks. A rock is either an aggregate of one or more minerals or mineraloids. Some rocks, such as limestone or quartzite, are composed primarily of one mineralcalcite or aragonite in the case of

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    What is the hardest mineralAnswers

    1· Diamond used to be the hardest mineral now Lansdaleite and wurtzite boron nitride which were found on a meteor are now harder. The hardest mineral on mosh' scale ranks ten minerals from one to ten, as the

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    Hardness: Mineral PropertiesThe Mineral and

    Hardness is almost always rounded off to the nearest half number. There are various hardness testing kits. One type consists of 10 metal rods, each one containing a fragment of one of the minerals in the Moh's scale. Another

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    Mineral HardnessMineralogy Database

    Hardness of minerals Definition Hardness is measured by the resistance which a smooth surface offers to abrasion. The degree of hardness is determined by observing the comparative ease or difficulty which which one mineral is

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    HARDNESS?Amethyst Galleries' Mineral Gallery

    A good property in mineral identification is one that does not vary from specimen to specimen. In terms of reliability, hardness is one of the better physical properties for minerals. Specimens of the same mineral may vary slightly from

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    10+ Hardest Mineral in the WorldOn Mohs Scale

    8· Talc is a mineral composed of hydrated magnesium silicate. On the scale of 10 hardest minerals, talc is listed as 1 on the Mohs hardness scale. Only caesium,rubidium with 0.2 0.3 hardness and lithium, sodium and

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    7 AnswersWhat is the hardest natural stone?

    5· What is the hardest natural stone? Update Cancel Promoted by Amazon Kitchen and dining essentials. The Amazon Home gift guide is here! Explore kitchen favorites for every price point and style. Shop Now at amazon

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    Diamond no longer nature's hardest materialNew

    6· Two minerals formed in meteorite crashes and volcanic eruptions are probably much harder than diamond if we can ever find enough to test By Jessica Griggs This article was first published on 16 February 2009.

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    Rocks & MineralsPlanet Earth

    How would you know what is the hardest mineral and the softest mineral? Well you can find that in a Mohs scale many of you might know what that is. First you need to know what a Mohs scale does, a Mohs scale measures the

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    What is the hardest mineral in the world?Reference

    8· The hardest natural mineral in the world is lonsdaleite, a rare mineral made of carbon atoms. This mineral can withstand up to 58 percent more stress than diamond, according to a report by Jessica

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    MineralWikipedia

    Minerals are not equivalent to rocks. A rock is either an aggregate of one or more minerals or mineraloids. Some rocks, such as limestone or quartzite, are composed primarily of one mineralcalcite or aragonite in the case of

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