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Gypsum

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11y ago

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How would a collector of minerals determine the hardness of an unknown mineral specimen.?

You start by scratching it and seek it's hardness. When you find its hardness, compare it to another mineral with the same hardness. If they look exactly the same, and have the same arrangements of minerals, then they are the exact same mineral.


How would collector of minerals determine the hardness of an unknown mineral specimen?

You start by scratching it and seek it's hardness. When you find its hardness, compare it to another mineral with the same hardness. If they look exactly the same, and have the same arrangements of minerals, then they are the exact same mineral.


Which mineral is softer than a fingernail?

On the Mohs hardness scale, Stibnite is about 2 while fingernails are about 2.2-2.5. This means that stibnite is softer than a fingernail, but only slightly.


Which mineral has the same hardness as corundum?

Diamond is the only mineral that has the same hardness as corundum, which is the second hardest natural mineral on the Mohs scale after diamond. Both corundum and diamond have a hardness of 9 on the Mohs scale.


Which mineral has the same hardness as a fingernail?

Gypsum has a hardness of 2 on the Mohs scale, which is similar to the hardness of a fingernail.


Which mineral has the same hardness of a fingernail?

The mineral that has a similar hardness to a fingernail is gypsum. Gypsum has a Mohs hardness of 2, which makes it soft enough to be scratched by a fingernail.


What is the hardness of an egg on the moh's hardness scale?

An egg has a hardness of around 1-1.5 on the Mohs scale of mineral hardness, which means it is relatively soft and can be easily scratched by materials higher on the scale like fingernails or copper coins.


Which mineral can be easily scratched by a fingernail has a cleavage metallic luster and has a black streak?

Well you see, it's pretty simple. If a fingernail has a hardness of 2.5, and the question is asking what mineral can easily be scratched by a fingernail. Well then it is Graphite. It has a less hardness than your fingernails.


What will if you rub a mineral with the hardness of 3 with a mineral with a hardness of 9?

The mineral with hardness 3 will get scratched.


How does mineralogist identify the hardness of a mineral?

Minerologists identify mineral harness with a variety of tools. In order of hardness, they gnerally use their fingernails, nails, copper pennies, knife blades, glass, porcelain and other minerals such as quartz, topaz, corundum and diamond. The Moh's Hardness Scale gives a list of minerals in order of hardness with talc being the softest with a rating of "1" and diamond the hardest at a "10".


What is the hardness of fingernails?

Type your answer here... 5


Small amounts of different elements in the same mineral can change the what of the mineral?

The small amounts of different elements in a mineral can change its color, hardness, and other physical properties.