Rare and elegant Mexican Psilomelane freeform pendant with silver (ETP00231)
Psilomelane, also known as black hematite, is a group name for hard black manganese oxides such as hollandite and romanechite. Psilomelane consists of hydrous manganese oxide with variable amounts of barium and potassium.
Dimensions of pendants:
Size: 22.5 x 43 x 8.5 mm
- this is only an approximate