For centuries humans have use red ochre. This rich red pigment is believed to possess magical powers. 
Use this powder for protection against  real and imagined dangers.
Sprinkle outside home entrance, create boundaries against evil and dark energies. 
Use for protection, in candle magick, satchets, mix with water to make a paste to draw sigils and so much more!  
Witches, this is a must in your magickal collection.
(This is a natural pigment, it will stain)