Rock Paradise 1 (ONE) Large Black Tourmaline Rod - Powerful Energy - Over 1/2 lb from Brazil Exclusive COA 1 (ONE) Tourmaline Chunk- Powerful Energy - From Brazil STOCK PHOTO. Each Tourmaline piece will vary in size and characteristics. Great quality! So beautiful! Beautiful natural stones. Each one weighs over 1/2 a pound! All varying shapes and sizes. Tourmaline in hand for approximate stock size reference. Comes with a mineral identification card. Huge assortment of Natural Tourmaline from Brazil in this lot! Rock Paradise Exclusive with COA. Item is not guaranteed unless you purchase from Rock Paradise. COA and Mineral Identification Card is only from Rock Paradise Using them as decorations in centerpieces. Using them as landscaping decorations. They look amazing inside vases. They shine beautifully inside of a fish tank. Perfect for flower arrangements. A great addition to any walkway. A unique addition to any water garden, pond or terrarium.