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Size T or 10
Kyanite in Matrix
Total weight: 558 grams
Total Weight: 79
Strawberry Quartz Polished Crystal Freeform Tumble
MANGANESE NODULE (POLYMETALLIC), Pacific Ocean XMN019 Pillbara Size T or 10Manganese Nodule (Polymetallic) Clarion Clipperton fracture zone Pacific Ocean Total Weight: 5. 38 grams Approximate dimensions: 22mm x 20mm x 19mm Comes in a membrane display box. Manganese nodules are found on the deep ocean floor. The nodules are mainly composed of iron and manganese oxide, but may also contain nickel, copper and cobalt. It is estimated that the nodules grow at an extremely slow rate of only a few millimetres per million years.
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