Black Onyx (Round)(Matte)(4mm)(6mm)(8mm)(10mm)(12mm)(16"Strand)

Onyx is variation of Chalcedony with Parallel Bands going through it. Though one of the most popular varieties, most "Black Onyx" has to be artificially colored to achieve that "Solid Black Onyx" look we are all used to seeing today.

Sold By Strand

Origin: Mexico

Metaphysical Properties: Inner Strength, Discipline, Focused Attention

Mohs Hardness: 7

Average Strand Length: 16in

Average Beads per Strand

4mm: 90

6mm: 62

8mm: 48

10mm: 38

12mm: 32