Blue Apatite gem quality graduated smooth cut rondelles. Beads are 4mm-8mm; necklace is 20.5" long with a sterling silver lobster claw clasp. Strung on Beadalon .015 49 strand Bright wire for durability and a beautiful drape. Blue Apatite is known for its uplifting energy and properties of psychic activation and access to knowledge. Resonates with the zodiac sign Gemini (Mercury).