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9.0 Mohs Hardness scale
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∙ 14y ago
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Properties of a ruby?
The chemical composition of ruby is aluminum oxide (Al 2 O3). Its specific gravity is 3.99 to 4.00 and refractive index range is 1.760-1.768 to 1.770-1.779. Ruby's hardness on Mohs scale is 9. It's the next hardest mineral after diamond.
What is a good middle name for Ruby Jones?
Ruby Claire Jones Ruby Ann Jones Ruby Lynn Jones Ruby Marie Jones Ruby May/Mae Jones Ruby Luna Jones Ruby Renae Jones My favorites are Ruby Marie or Ruby Renae.
What unit measure would you use to measure a piece of spaghetti?
The answer will depend on what you wish to measure: the length, thickness, mass, hardness etc.The answer will depend on what you wish to measure: the length, thickness, mass, hardness etc.The answer will depend on what you wish to measure: the length, thickness, mass, hardness etc.The answer will depend on what you wish to measure: the length, thickness, mass, hardness etc.
What does a darometer measure?
The hardness of rubber
What type of mining is used when mining for ruby?
Ruby Mining
What is the hardness of the ruby?
Ruby, a variety of the mineral corundum, has a hardness of 9 on the Mohs scale of mineral hardness.
What can scratch a ruby?
Ruby has a hardness of 9 on Mohs scale of hardness . So any gemstone with hardness more than 9 would scratch a ruby and that includes, diamond, synthetic moizzanite and synthetic diamond.
What is Ruby's Hardness?
i think it is 9.0
What is the hardness of a ruby on the Moh's hardness scale?
A ruby is a mineral corundum. The Mohs hardness scale lists the following from softer to harder: Talc - 1 Gypsum - 2 Calcite - 3 Fluorite - 4 Apatite - 5 Feldspar - 6 Quartz - 7 Topaz - 8 Corundum (which includes the ruby) - 9 Diamond - 10 Ruby has a Mohs hardness of 9.
What is the hardness of a ruby on Mohs hardness scale?
A ruby is a form of the mineral corundum. The Mohs hardness scale lists the following from softer to harder: Talc - 1 Gypsum - 2 Calcite - 3 Fluorite - 4 Apatite - 5 Feldspar - 6 Quartz - 7 Topaz - 8 Corundum (which includes the ruby) - 9 Diamond - 10 Ruby has a Mohs hardness of 9.
How would you determine whether a ruby or an emerald is harder?
do that by using the Moh's Hardness Scale!
Two varieties of this mineral ruby and sapphire are common gemstones with a hardness of 9?
Is this a quiz? lolCorundum
What is ruby bridges best qualitys?
Rubies are hard...on the hardness scale they are next to diamonds with a hardness of 9.0...A ruby laser is a solid state laser that uses a synthetic ruby crystal as its medium. Ruby lasers produce pulses of visible light and deep red color....They are used in a number of applications where you need short pulses of red light...for making holographs...and tattoo removal
Emerals sapphires garnets or rubies - which are the hardest stone?
Sapphire and Ruby are the same but have different impurities that determine its colour Al2SiO5 - they are corundum and have a hardness of 9 Emeralds are from the beryl family have a hardness of 8 Garnets have there own family of different varieties but have a hardness around 7
Why is mohs hardness scale not the best?
It only shows which gemstone is harder than another one. Although a Diamond, at 10, will scratch a ruby or sapphire, at 9, Diamonds are 4x the hardness of rubies and sapphires.
Why is mohs hardness scale not the best test?
It only shows which gemstone is harder than another one. Although a Diamond, at 10, will scratch a ruby or sapphire, at 9, Diamonds are 4x the hardness of rubies and sapphires.
Properties of a ruby?
The chemical composition of ruby is aluminum oxide (Al 2 O3). Its specific gravity is 3.99 to 4.00 and refractive index range is 1.760-1.768 to 1.770-1.779. Ruby's hardness on Mohs scale is 9. It's the next hardest mineral after diamond.
