Pyrolusite 40cm x 20cm x 12cm

40cm x 20cm x 12cm

and measures 7 on the MOHs hardness scale

Atlantasite Size-1cm-1

Aquamarine on feldspar

6cm Weight- 135g You will receive the item in the photo

Pyrolusite 40cm x 20cm x 12cmPyrolusite Natural Mineral From Atlas Mountains Morocco Size 6. 6cm x 4. 4cm x 2. 9cm Weight 113g You will receive the item in the photo Crystal system: Pyrolusite crystallizes in the tetragonal crystal system. It typically shares the same crystal structure as rutile. Well formed crystals are rare. It usually occurs in massive,granular or columnar habits,or as distinctive dendritic patterns. Mineral class Pyrolusite belongs to the oxide mineral class.