Rare and elegant Mexican Psilomelane freeform beads (ETB01216)


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 beads:

smallest bead : 12 x 21 x 5 mm
the largest bead : 26 x 20 x 5 mm
- this is only an approximate, the size varies slightly

Length: 18 inches

Finishing: Polished

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