Rocks Slabs and Specimens › black tourmaline Image 1 of 3 Image 2 of 3 Image 3 of 3 black tourmaline $65.00 natural crystal, unpolished, 1 lb 12.8 oz, 5.5 x 3.25 x 2.5 inches Add To Cart Added! natural crystal, unpolished, 1 lb 12.8 oz, 5.5 x 3.25 x 2.5 inches Reviews Reviewer Name Review Date Star Rating Description Posted on Etsy Product Show More