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
Sapphires are prized for their color and hardness, commonly found in shades of blue but available in other colors as well.
Topaz is a silicate mineral prized for its clarity and range of colors.
Emeralds are gemstones known for their vibrant green color, with high-quality stones being highly valued.
Quartz is the second most abundant mineral in Earth's crust, known for its durability and versatile applications.