Tumbled Magnetic Haematite Crystal.

Each Haematite piece is unique, so there can be some variation in crystals as in the included photos. 

Haematite, also known as Hematite, is a magnetic stone, and when there are multiple hematite stones together, they align together through their magnetic fields.

Find out a little more about Haematite below:

Enhances circulation, and provides grounding and protection. Prevents one from absorbing negativity.