How to clean it
Warm soapy water. Durable.
Golden brown with a shifting band of light
The moving band is chatoyancy — light reflecting off parallel fibres. The same effect in a cabochon-cut chrysoberyl is called cat's eye.
Roman soldiers carried it into battle as a protective charm.
Practical
Warm soapy water. Durable.
Dyed versions in red and blue are common and undisclosed. Natural tigers eye is golden brown; the blue variety is properly hawks eye and occurs naturally, but bright dyed colours do not.
One general rule covers most mistakes: never store stones loose together. Diamond at 10 on the Mohs scale scratches everything else you own, and it does not need much contact to do it.
Softer than household dust. Better in earrings or a pendant than in a ring, where it takes constant knocks.
Tiger's Eye is traditionally linked to nerve, practical courage and seeing a situation clearly. In chakra systems it is placed at the Solar Plexus, Root, and in elemental correspondence it is assigned to Fire.
These are cultural associations recorded across various traditions, not claims about physical effects. The composition and hardness above are measurable; this paragraph is folklore, and worth reading as such.
Quartz replacing fibrous crocidolite, crystallising in the trigonal system.
South Africa, Australia, Namibia, India.
Warm soapy water. Durable.
Dyed versions in red and blue are common and undisclosed. Natural tigers eye is golden brown; the blue variety is properly hawks eye and occurs naturally, but bright dyed colours do not.
At 6.5–7 on the Mohs scale, not in a ring. Keep it to pieces that take fewer knocks.