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Describe how to find the hardness of unknown mineral?
Minerals are tested for hardness by performing a scratch test. The unknown mineral is scratched with another object that the hardness is known. For example, a unknown mineral may be scratched with a piece of metal to compare the resistance.
What mineral can be scratched with a knife blade or a window glass?
Mineral that can be scratched with a knife blade or a window glass is gypsum.
Which mineral can be scratched by a steel nail?
Calcite is a mineral that can be easily scratched by a steel nail due to its relatively low hardness compared to steel.
Which mineral is the most resistant to being scratched?
Diamond is the mineral that is most resistant to being scratched. It is the hardest known natural substance, scoring a 10 on the Mohs scale of mineral hardness.
Can hornblende be scratched from a fingernail?
Hornblende is a mineral with a hardness of about 5 to 6 on the Mohs scale, which means it is harder than a fingernail, which has a hardness of about 2.5 to 3. Therefore, hornblende cannot be scratched by a fingernail. Instead, a fingernail would likely be scratched by hornblende if they came into contact.
What mineral can only be scratched by one mineral?
Diamond is the hardest mineral and can only be scratched by another diamond.
Which mineral ranked the highest hardness?
A diamond is the hardest mineral. A diamond can scratch all other minerals or rocks and cannot be scratched by another mineral or rock except another diamond.
What does the property of mineral hardness measure?
Mineral hardness measures the resistance of a mineral to scratching or abrasion. It is determined by the ability of a mineral to scratch another mineral or be scratched by it, as defined by the Mohs scale of hardness.
What kind of mineral leaves a greenish-black streak and cannot be scratched by fluorite?
Pyrite
Describe how to find the hardness of unknown mineral?
Minerals are tested for hardness by performing a scratch test. The unknown mineral is scratched with another object that the hardness is known. For example, a unknown mineral may be scratched with a piece of metal to compare the resistance.
What mineral cannot be scratched by anything but quartz?
There is none because diamond is at the top of the scale so it can scratch anything.
What mineral can only be scratched by diamond?
The mineral that can only be scratched by diamond is diamond itself. Diamond is the hardest known natural mineral, scoring 10 on the Mohs scale of mineral hardness.
What mineral can be scratched by diamond?
Diamond are only scratched by diamonds.
Which mineral is scratched dolomite and is scratched by olivine?
potassium feldspar
A mineral that can be scratched easily by all other minerals is?
Talc is the softest mineral and can be scratched by any other mineral.
Which mineral cannot scratch any mineral by itself?
Talc is the mineral that cannot scratch any mineral by itself. It has a Mohs hardness of 1, making it the softest mineral on the Mohs scale, which means it can be easily scratched by all other minerals.
Mineral X is scratched by a diamond. Mineral X .?
Mineral X could be anything. Diamond is the hardest mineral (10 on Mohs' scale) and can scratch all other minerals including another diamond.
