The ultimate protective, cleansing, and purifying stone known in the crystal world! If you’re looking for a crystal to place on your window sills to keep negative energy out and positive energy in; Black Tourmaline is for you. It is often paired with Selenite to protect a house from negative energies and enhance the flow of positive vibrations. Black Tourmaline can also attract inspiration, abundance, and prosperity! It is a great crystal to add to your collection, in fact it is often an essential stone when creating a crystal grid!