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A diamond can scratch a diamond, but one diamond cannot scratch itself.
The human fingernail can just scratch gypsum, but is softer than all other minerals.
Using the Mohs Mineral Hardness scale, calcite has a hardness of 3. Hence anything with a hardness of 3 or above can scratch calcite (i.e...quartz and fluorite).
Only diamond can scratch diamond.
No on the mohs scale the fingermail is lower than feldspar. Source:Knowledge.
Kaolin is a soft white clay used in making porcelain. You can scratch kaolin with your fingernail, so, because diamond is the hardest known mineral, of course a diamond will also scratch kaolin.
The only thing or mineral that will scratch diamond is another diamond. Scientists use a penny nail and fingernail to see what number it is. On a scale measured from 1-10 diamond is 10 ranked as hardest mineral, so nothing scratches diamond except diamond.
Your nail is 2.5 so the rocks you can scratch are, Gypsum and Talc.
A diamond can scratch a diamond, but one diamond cannot scratch itself.
Scratch.
you can scratch talc becuase it is the softest mineral on the moth scale.
you can scratch talc becuase it is the softest mineral on the moth scale.
No. Only a diamond can scratch another diamond.
gympsum can scratch diamond
The most commonly known mineral that can be scratched with a fingernail is talc.
A diamond will scratch anything and everything, including another diamond.
No. Diamond will scratch steel, however,