Black Onyx: meaning, care and crystals
25 black onyx pieces in stock today.
What it is: Black Onyx is a black chalcedony, frequently dyed.
Hardness: 6.5 to 7 on the Mohs scale.
Care: Durable; dyed pieces should stay dry.
In crystal tradition: black onyx is associated with strength and protection. This is folklore, shared for meaning, not a medical or scientific claim.
