Rare and elegant Mexican Psilomelane freeform beads (ETB00854) Spinel If they are present and

If they are present and conditions are right

vibrant blue and green colors of chrysocolla are reminiscent of looking down upon the earth's surface from space

5mm (38 PCS)

Size: 21 x 23 x 7 mm

stichtite has value as a gemstone and ornamental material

Rare and elegant Mexican Psilomelane freeform beads (ETB00854) Spinel If they are present andPsilomelane 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: Size: 10 x 18 x 4. 5 11 x 25 x 5. 5 mm (21 PCS) this is only an approximate, the size varies slightly Length: 8. 5 inches Finishing: Polished