M481 - Malachite, Polished. Zaire, South Africa.

Gorgeous specimens of polished malachite. Many with bunches of "swirls" in
the stone. Occurs in the oxidation zone of copper deposits. Basic copper
carbonate. Hardness 3-1/2 to 4. Used as a semi-precious gemstone. Good
polish. Good price!. 

From  Zaire, South Africa.

Price:   $ 28.50 each