Healing Hematite Necklace with Solid Cross Pendant and Cutout Cross in the Center 100% Hematite - barrel clasp - hangs about 18" - the pendant are about 1" Hematite has many healing properties -improves circulation - anemia - spinal cord - leg cramps Gemstones may have been treated to improve their appearance or durability and may require special care. Use a polishing cloth to clean.