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 Purple Quartz
A species of Quartz
Its striking purple color makes amethyst a favorite for jewelry and decorative pieces.
Hardness :
7
Density :
2.65 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.
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Quartz is the second most abundant mineral in Earth's crust, known for its durability and versatile applications.