Prehnite with Rutile stones are displayed in beautiful tones of green with rutile hairs seen within. Prehnite is a mineral that offers a calming energy and may assist with harmonizing your environment, de-cluttering, obsessive compulsive issues, memory, supports health, healing, metabolism, and is a transformational stone to assist through change. 1lb of Prehnite with Rutile. Sold by approximate weight only with sizes, shapes, colors and inclusions varying from piece to piece.