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The field test for diamond is 'extreme hardness'.

If you believe that you've found a diamond stone, you can take it to a jeweler, who will apply a probe and verify your find as a diamond stone, or not.

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12y ago
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13y ago

Diamond will scratch quartz, quartz will not scratch diamond. Better yet, garnet or corundum sandpaper will scratch quartz, but not scratch diamond.

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Q: How do you tell if a rock is a diamond?
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Related questions

How do you tell if it is a diamond or glass?

diamond is harder if it can be scratched by a rock its glass


How do you tell if you have a raw diamond?

The field test for diamond is hardness. Try marking other rocks. Otherwise, carry the rock into a jeweler who can use a probe and tell you whether or not your rock is a raw diamond.


Which rock is largest ruby sapphire diamond or emerald?

u cant tell their sizes can vary


How could you tell the difference between glass and a diamond?

Take a rock and smash it into both. The Glass will break but the Diamond will not. Why? Because its the hardest thing on Earth.


When did Diamond Rock happen?

Diamond Rock happened in 1805.


What is the hardest rock between granite and diamond?

The harder rock is diamond


What is harder a rock or diamond?

A diamond


If a diamond is a rock to which group of rocks does it belong?

Diamond is not a rock, it's a mineral.


What is one rock that a red diamond can be found in?

Your answer is a raw red diamond rock.


How do you get rock climb in Pokemon Diamond?

When your going up route 217 to Snowpoint City in Diamond/Pearl you will see a small house. Go into the house and a hiker will talk to you and tell you that he lost rock climb. Right behind that house, there is a pokeball, that contains Hm08 Rock Clib.


Is a diamond igneous rock?

no a diamond is a gem.


What cuts a diamond?

Of cource another diamond! A diamond is the toughtest rock.