the mineral that can be scratched by topaz and which scratches feldspar

Mohs hardness scale Flashcards Quizlet

Mohs hardness scale Flashcards Quizlet

Mohs Hardness Scale Mineral Hardness Common Object Talc 1 Gypsum 2 Fingernail Calcite 3 Piece of copper Fluorite 4 Iron nail Apatite 5 Glass Feldspar 6 Steel file Quartz 7 Streak plate Topaz 8 Scratches quartz Corundum 9 Scratches topaz Diamond 10 Scratches all common materials 1 What mineral is the hardest mineral 2

Hardness Mineralogy4Kids

Hardness Mineralogy4Kids

1- softest mineral flakes when scratched by a fingernail Talc Apatite 6- can t be scratched by a knife but can scratch window glass Feldspar 7- can scratch feldspar but not topaz Quartz 8- can scratch quartz but not corundum Mohs Hardness scale 10 Terms Jamesislikeaboss What Can Scratch What Mohs Hardness Scale 10 Terms

Which one of the following statements is true about the

Which one of the following statements is true about the

One of the most important tests for identifying mineral specimens is the Mohs Hardness Test This test compares the resistance of a mineral to being scratched by ten reference minerals known as the Mohs Hardness Scale see table at left The test is useful because most specimens of a given mineral are very close to the same hardness

Can feldspar scratch topaz - Answers

Can feldspar scratch topaz - Answers

What are three of the questions you would ask to identify an unknown mineral luster and cleavage You find a clear stone in the ground with a shy luster You decide to perform some test on it It scratches gypsum and feldspar but is scratched by topaz It scratches gypsum and feldspar but is scratched by topaz Is the stone a

Mohs Hardness Scale - Miller s Class

Mohs Hardness Scale - Miller s Class

Example You select one of the minerals from Mohs Scale that looks like the one pictured here and find that it can be scratched by the knife H=5 5 but not by the penny H=3 Therefore you are able to conclude that the specimen has a relative hardness between 3 0 and 5 5 The minerals from Mohs Scale that fall into that relative hardness range are calcite H=3 fluorite H=4 and apatite

Minerals Section 2 Flashcards Quizlet

Minerals Section 2 Flashcards Quizlet

That which scratches is harder than that which has been scratched Objects of equal hardness can be scratched with difficulty How to perform the scratch test You should find a sharp corner of a mineral and scratch the smooth surface of the test object fingernail penny glass plate knife steel file etc This is the preferred method

Geology - rocks and minerals

Geology - rocks and minerals

Mohs scale of mineral hardness is named after Friedrich Mohs a mineralogist Mohs invented a scale of hardness based on how one mineral scratched another Rocks are made up of one or more minerals According to the scale Talc is the softest it can be scratched by all other materials Gypsum is harder it can scratch talc but not calcite which is even harder

Mohs Hardness Test - Oakton Community College

Mohs Hardness Test - Oakton Community College

Hardness is a measure of a mineral s resistant to abrasion This property is easily determined and is used widely for field identification of minerals More than a century ago Friedrich Mohs 1773-1839 a German mineralogist assigned arbitrary relative numbers to ten common minerals in order of their hardness

2 minerals that will scratch topaz - Answers

2 minerals that will scratch topaz - Answers

May 13 2019· It is also perhaps the most useful single test for identifying and describing minerals You use the Mohs hardness scale by testing an unknown mineral against one of the standard minerals Whichever one scratches the other is harder and if both scratch each other they …

What mineral on the mohs scale will scratch apatite and

What mineral on the mohs scale will scratch apatite and

topaz has a hardness of 8 on the mohs hardness scale quartz has a hardness of 7 topaz will be able to scratch quartz but quartz can never scratch topaz Asked in Geology Can feldspar scratch

harder substance scratches a softer one Mohs Scale of

harder substance scratches a softer one Mohs Scale of

Other characteristics may be different so they need to be considered like the way a mineral breaks The color of hematite for example can be red gray or silver but its streak is always reddish brown So color doesn t tell you enough information to identify the mineral

The Learning Zone Mineral Detectives

The Learning Zone Mineral Detectives

A minerals rating on the hardness scale is determined by a scratch test For example the diamond is the hardest mineral because no other mineral on the scale is able to scratch it Basically if two minerals can both scratch each other they are of the same hardness but if one can only scratch the other that one will be higher on the scale

Gemstone Hardness and Wearability - International Gem Society

Gemstone Hardness and Wearability - International Gem Society

Nov 14 2012· It would be impossible for a mineral which scratches feldspar to be unable to scratch fluorite You can tell what Topaz can scratch by looking at the Moh s Scale of Hardness Minerals with

Science Chapter 8 What are Minerals and Rocks 5th grade

Science Chapter 8 What are Minerals and Rocks 5th grade

Start studying Mineral identification Learn vocabulary terms and more with flashcards games and other study tools If a mineral can t be scratched by you finger nail what is it harder than If a mineral scratches the penny what is it harder than 3 5 A glass plate is the 3rd step in the hardness test If a mineral can scratch a

the mineral that can be scratched by topaz - BINQ Mining

the mineral that can be scratched by topaz - BINQ Mining

A a mixture of mineral matter organic matter water and air B a soil that contains large amounts of iron oxide and aluminum rich clays C the layer of rock and mineral fragments that covers nearly all of Earth s land surface D a large pile of rock fragments at the base of a steep cliff

Mohs scale of mineral hardness - Simple English Wikipedia

Mohs scale of mineral hardness - Simple English Wikipedia

Feldspar K-Spar Red-brown Streak Strong red-brown streak Earthy luster and strong red color Hematite Topaz 7 Quartz 6 Orthoclase Streak Plate 5 5 Glass Plate 5 Apatite 4 5 Steel Nail Can Easily Scratch with Fingernail Sometimes might have 3 …

Minerals - Hardness

Minerals - Hardness

Nov 28 2010· Any other mineral less than feldspar can not scratch it above 5 5 but the standard ones are feldspar quartz topaz corundum and diamond for a mineral which scratches feldspar to be

Mohs Hardness Scale Vitreous Luster any color can occur

Mohs Hardness Scale Vitreous Luster any color can occur

What Can Scratch What Mohs Hardness Scale study guide by nata arias9 includes 10 questions covering vocabulary terms and more Quizlet flashcards activities and games help you improve your grades

Mohs Hardness Scale - Rockroost

Mohs Hardness Scale - Rockroost

-harder substance scratches a softer one-Mohs Scale has a hardness of 10 higher number minerals scratch lower number minerals hard is 6 0 or higher will scratch glass can be scratched with a knife blade or masonry nail or glass 10 Diamond 9 Corundum 8 Topaz 7 Quartz 6 Orthoclase Feldspar 6 5 Streak plate 5 Apatite 5 5 Glass

Which mineral will scratch feldspar but not topaz - Answers

Which mineral will scratch feldspar but not topaz - Answers

A harder mineral can scratch a softer one Each mineral on the scale can scratch a mineral with a lower number Your fingernail has a hardness of about 2 5 A fingernail can scratch talc and gypsum but not calcite Mohs Hardness Scale 1 Talc softest can be scratched by a fingernail 2 Gypsum can be scratched by a fingernail but cannot

Mohs Hardness Scale Testing the Resistance to Being Scratched

Mohs Hardness Scale Testing the Resistance to Being Scratched

You can tell what Topaz can scratch by looking at the Moh s Scale of Hardness It looks at ten well known easily available minerals and arranged them in order of their scratch hardness

Minerals - Hardness

Minerals - Hardness

Helpful Hardness Tips It is generally beneficial to tumble rocks of the same kind or of the same hardness together Jaspers Agates and Quartzes all have a hardness of approximately 7 to 7 1 2 and thus can be tumbled together Rocks in this hardness range will be easiest for beginners

Mohs scale of mineral hardness - Wikipedia

Mohs scale of mineral hardness - Wikipedia

16 Which one of the following statements is true about the property of cleavage in minerals a All minerals except quartz have cleavage b The type of cleavage a mineral possesses depends on its composition ferromagnesian minerals do not have cleavage c The directions of cleavage is always parallel to the faces or planes of well-formed crystal shapes d The directions of cleavage

Mineral identification Flashcards Quizlet

Mineral identification Flashcards Quizlet

Let us say that your unknown mineral specimen was not scratched by feldspar H=6 was scratched by quartz H=7 and did itself scratch quartz Then the unknown must have a hardness equal to that of quartz or H=7 If your unknown specimen was not scratched by feldspar H=6 was scratched by quartz H=7 and did not itself scratch quartz

What minerals can Feldspar scratch - Answers

What minerals can Feldspar scratch - Answers

What mineral can scratch a piece of glass Wiki Answers Any mineral with roughly a hardness of 6 or more on the Mohs scale of mineral hardness could scratch glass which is … Some minerals that could scratch glass would be quartz topaz corundum and diamond … Any type of feldspar or quartz More detailed

Donald B Peck - Determining the Hardness of a Mineral

Donald B Peck - Determining the Hardness of a Mineral

You can tell what Topaz can scratch by looking at the Moh s Scale of Hardness It looks at ten well known easily available minerals and arranged them in order of their scratch hardness

Name Date of Minerals - eduplace com

Name Date of Minerals - eduplace com

Hardness is a measure of a mineral s resistant to abrasion This property is easily determined and is used widely for field identification of minerals More than a century ago Friedrich Mohs 1773-1839 a German mineralogist assigned arbitrary relative numbers to ten common minerals in order of their hardness

What Can Scratch What Mohs Hardness Scale - Quizlet

What Can Scratch What Mohs Hardness Scale - Quizlet

Minerals that do not let light through are called opaque Determining Hardness Original Mohs Scale of Mineral Hardness The relative hardness of minerals is determined according to Mohs Scale named after the German mineralogist Friedrich Mohs 1773-1839 who devised it in 1812

Mineral Hardness Testing from Rockman

Mineral Hardness Testing from Rockman

2 can be scratched by fi ngernail gypsum 3 can be scratched by a copper penny calcite 4 can be scratched by a steel nail fl uorite 5 can be scratched by a steel nail apatite 6 scratches glass feldspar 7 scratches steel or glass quartz 8 scratches quartz topaz 9 scratches topaz corundum 10 scratches all materials diamond STUDENT RESOURCE 1 2

Which of the following minerals will NOT scratch glass A

Which of the following minerals will NOT scratch glass A

The Mohs scale of mineral hardness m oʊ z 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 Friedrich Mohs it is one of several definitions of hardness in materials science some of which are more quantitative

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