Black Tourmaline Pieces Black tourmaline crystal pieces 2″ to 6″ in length available for sale. Use black tourmaline for grounding and blocking negative energy. Use to grid your meditation space or home. daffodil2020-08-24T10:55:52-04:00April 23rd, 2020|New Products, New Today, Store News| Like this? Share it! FacebookXPinterestEmail Related Posts