Manganese Mineral Specimen
Often referred to as pyrolusite, manganese it is a black amorphous mineral comprised of manganese dioxide. It is distinguishable for it's fine fibrous acicular crystals. It will sometimes leave black powder residue behind when handled. Metaphysical practitioners will use this mineral for protection. It is known for grounding during meditation and useful for clearing negative energies.
Each specimen is unique and measure approximately 5 cm x 7 cm.