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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.
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What is the name of the mineral hardness scale?
It's called the Ore
What is the hardness of diatomite on the mohs scale of hardness?
how hard is diatomite on mohs scale
What is the hardness of dolomite on the MOHS hardness scale?
Dolomite has a hardness of 3.5-4 on the Mohs scale of hardness.
What is the hardness of Flint according to the mohs scale of hardness?
flint is a type of quartz, so it has a hardness of about 7 on the mohs scale of hardness
How hard is tourmaline on mohs scale?
Tourmaline has a hardness of 7-7.5 on the Mohs hardness scale.
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 is the hardness of a Ruby?
9.0 Mohs Hardness scale
What is the name of the mineral hardness scale?
It's called the Ore
What scale is used to find a mineral's hardness?
the mohs hardness scale
What is the hardness of diatomite on the mohs scale of hardness?
how hard is diatomite on mohs scale
What is the mohs hardness of scale of limestone?
The hardness is 3-4 on Mohs scale.
What is the hardness of Limonite on the mohs hardness scale?
The hardness of Limonite is 4 t0 5.5 on the mohs hardness scale.
A scale used to measure the hardness of rocks?
The Mohs scale is used to determine the relative hardness of minerals.
How hard is a finger nail on the mohs hardness scale?
It is about 2.5 in the Mohs Hardness Scale.
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 scale for the Mohs hardness scale?
Granite is not assigned a number on the Mohs scale of hardness. The Mohs scale is a measurement of the relative hardness of minerals. Because granite is a rock composed of a variety of minerals, only the individual minerals which compose it have a Mohs hardness.
What is the hardness of dolomite on the MOHS hardness scale?
Dolomite has a hardness of 3.5-4 on the Mohs scale of hardness.
