Erebus... god of darkness and shadow. "Erebus" is made of light and darkness, mimicked by the use of triangular hematite-colored seed beads.
Astraeus - Onyx & Magnetic Hematite Necklace
Astraios - Faceted Black Onyx Cross Bracelet
Atlas - Obsidian & Black Onyx Cross Bracelet
Boreas - Onyx & Hematite Bead Bracelet