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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.
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What is the approximate hardness of topaz?
the hardness of Topaz is 8 on moes hardness scale
Mohs' scale helps scientists to identify the of a mineral?
B. Hardness
What specifically is a pearl's hardness?
Answer A natural of cultured pearl's hardness ranges from 3.5 to 4.5 on Mohs' scale.
What is the scale used to measure the softast mineral?
The Mohs Hardness Scale. PS: Talc is one of the softest minerals
Can quartz be scratched by a penny?
No. According to Mohs Hardness Scale, Quartz has a hardness of 7 while copper has a hardness of about 3. The higher number indicates a greater hardness.
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 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.
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.
A scale used to measure the hardness of rocks?
The Mohs scale is used to determine the relative hardness of minerals.
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.
How hard is a finger nail on the mohs hardness scale?
It is about 2.5 in the Mohs Hardness Scale.
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.
