Onyx Jewelry

Onyx jewelry is rich-looking and affordable. This black stone is often mixed with pearls to create elegant jewelry.

Care, Treatments & Where

Onyx, sard, and sardonyx are all varieties of chalcedony (microcrystaline quartz). Onyx comes in brown, white, grey, and black. Sard is a reddish-brown variety. Sardonyx is a blend of sard and onyx with the red bands of sard and the white bands of onyx. Onyx, Sard and Sardonyx all have a hardness rating of 7.

Onyx is very similar to agate. Onyx has straight bands of brown, white or black; agate has curved lines of many colors.

Since ancient times, Onyx has been dyed to improve it's color.

Often treated agate is sold as Black Onyx.

Onyx jewelry may chip or scratch rather easily.

Onyx is found worldwide.

Themed Books
Books with Onyx in title -- but are not about the stone:

• The Onyx (G K Large Print Book) - by Jacqueline Briskin Fiction novel
  Gem-related Books:
• Gemstone Buying Guide: A Guide to Buying - by Renee Newman Very nice gemstone identification book.

Birthstone Months with Onyx

• February Birthstone: Other Brthstone [found on net]
  
• December Birthstone: Mystical Birthstone
  
• Leo (Jul 23-Aug 22): Birthstone/Lucky Charm

Onyx Mystical Properties

Black Onyx is used to help one change habits.

Onyx Lore

Mexican Onyx (white and brown chalcedony) is said to help one sleep.

Sard (reddish brown chalcedony) was regarded as a protection against incantations and sorcery. It was also believed to sharpen the wits of the wearer.

Poems

Oynx

Black as the night

You can see forever

Will it change my sight?

Never say never