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How hard is boron?
Extremely hard about 9.5 on Mohs' scale
What is nickel hardness on MOHs scale?
Nickel has a hardness of 4 on the Mohs scale.
How hard is protactinium on mohs scale?
Very probable the hardness of protactinium was not measured up today because is very difficult to obtain a sufficient sample.
What is the Mohs hardness scale rating for brass?
The Mohs hardness scale rating for brass is around 3 to 4.
Is wulfenite hard enough to make into a gem?
No. Wulfenite has a hardness of 2.75-3.0 on the Mohs scale, so it is not hard enough to make a gem out of it.
What is the hardness of diatomite on the mohs scale of hardness?
Diatomite has a hardness of around 5.5 on the Mohs scale of hardness.
How hard is calcite on Mohs scale?
4
How hard is safire?
9 on the mohs scale
What is the hardness of Quartz on the Mohs scale?
Quartz has a hardness of 7 on the Mohs scale, making it relatively hard and durable.
How hard is tanzanite?
On the Mohs scale, 6.5 to 7.0.
How hard is calcite on te Mohs scale?
3
Is uranium hard?
The hardness of uranium is 6 on the Mohs scale; not so hard.
How hard is sulfur on mohs scale?
Iodine is not recognized as a mineral, and therefore is not assigned a number on the Mohs Scale of mineral hardness.
How hard is a finger nail on the mohs hardness scale?
It is about 2.5 in the Mohs Hardness Scale.
How do you decide how HARD a mineral is?
look it up on the mohs scale
How hard is glass on the mohs scale?
Glass is about 6-6.5
What property do mineralogists test when using the Mohs' Scale?
This scale is correctly called the Mohs scale. Scientists use this scale to measure a rock's hardness or softness. They can discover how hard a mineral or rocks is and drill in to it and find out more about it.
