Fluorite octahedrons are naturally occurring or manually cleaved crystal forms of fluorite, a mineral composed of calcium fluoride. 
 
 
Metaphysical Properties:
Clarity and Focus: Fluorite is often associated with mental clarity and decision-making.
Energy Cleansing: It's believed to absorb negative energies and promote spiritual and emotional balance.
Chakra Alignment: Different colors of fluorite correspond to various chakras, with green linked to the heart chakra and purple to the third eye.