Rock Identifier
Try the Rock Identifier app on your phone to identify thousands of rocks for free.
Learn more info about rocks from our rich and growing database.
Scan QR code to download
Rock Identifier
Try the Rock Identifier app on your phone to identify thousands of rocks for free.
Learn more info about rocks from our rich and growing database.
Scan QR code to download
The Hardest Natural Substance
A species of Native Element
Diamonds are revered for their optical properties and durability, making them highly valued in jewelry and industrial applications.
Hardness :
10
Density :
3.51 g/cm³
On This Page
general info about the rock
luster
diaphaneity
colors
magnetism
tenacity
cleavage
fracture
streak
crystalSystem
hardness
density
Rock Identifier
Portable rock knowledge, powered by AI.
Minerals You Might Like
Amethyst is a popular purple variety of quartz often used in jewelry and ornaments.
Sapphires are prized for their color and hardness, commonly found in shades of blue but available in other colors as well.
Diamonds are formed under extreme pressure and temperature in the Earth's mantle, prized for their unparalleled hardness and clarity.
Quartz is the second most abundant mineral in Earth's crust, known for its durability and versatile applications.