A real raw diamond should also appear like it has a coat of vaseline over it.
What does a real uncut diamond look like.
Uncut rough diamonds resemble water worn quartz pebbles but can be distinguished based on location and characteristics like crystal form specific gravity hardness and other unique features.
Diamonds are rounded not edged.
Diamonds in place have mostly been found in kimberlite pipes in continental cratons.
Put the diamond under the loupe or microscope and look for rounded edges that have tiny indented triangles.
Diamonds and their simulants can share some optical and physical properties.
Separating a diamond look alike from the real thing is one of the biggest challenges a new gemologist faces.
Rough diamonds are translucent not transparent.
The easiest test is the scratch test.
If you see six sides than you probably found quartz.
When looking down on the crystals from the top with the point of the crystal aimed at your eye quartz will have six sides and a diamond will have four sides.
That means you can look through it and it will not be as clear as glass.
Cut diamonds will have sharp edges.
Diamonds are cubic isometric form.
Cubic diamonds on the other hand will have parallelograms or rotated squares.
In the chart below you ll find common diamond look alike stones and real diamonds arranged by specific.
Browse 1 596 rough diamonds stock photos and images available or search for diamond mine or gold to find more great stock photos and pictures.
If a supposed rough diamond can be scratched by anything other than another diamond then it is fake.
The most common mineral that looks like a diamond is quartz and it is hexagonal form.
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Contrary to advertised diamonds natural diamonds have a rounded shape more or less like a jelly bean.