gemstones : Black Tourmaline.
Minerals : Cobalt Ores & Concentrates, Copper Ores & Concentrates, Lead Ores & Concentrates, Zinc Ores & Concentrates.
Copper Cathodes, Copper Blisters, Non-Ferrous Metal Scrap & Semi-Precious Stones ( Low Grades) Aquamarine / Berryl, amethyst, Mica, Malachite, Rock Phosphates.