any ideas on what this symbol means?

[omshanti]

yes, energy of inanna (blue lapis lazuli beads around the neck).

before inanna descends to the underworld (sumerian clay tablet translation), she ties these beads around her neck,
"she ties the small lapis beads around her neck, lets the double strand of beads to fall to her breast"..
connecting throat and heart chakras...
inanna also places other adornments upon her body, signifying the main chakra portals