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 Red Corundum Gemstone
A species of Corundum
Known for its rich red hue, ruby has been valued for centuries as a symbol of wealth and power.
Hardness :
9
Density :
4.00 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.
Rubies are the red variety of corundum and are highly prized for their vibrant color and durability.
Diamonds are formed under extreme pressure and temperature in the Earth's mantle, prized for their unparalleled hardness and clarity.
Emeralds are gemstones known for their vibrant green color, with high-quality stones being highly valued.