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Ships within 48 hours · Estimated delivery Jul 26 - Jul 31
Will vary in colours and shapes as picture is for illustration purpose
Approximate dimensions: 38mm x 33mm x 17mm
Total weight: 189 grams
260mm wide and 300mm deep
4cm diameter
MANGANESE NODULE (POLYMETALLIC), Pacific Ocean XMN035 Snake Will vary in colours andManganese Nodule (Polymetallic) Clarion Clipperton Fracture Zone Pacific Ocean Total Weight: 1. 44 grams Approximate dimensions: 14mm x 11mm x 11mm 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.