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Tourmalated Quartz Crystal Pendant
Total weight: 45 grams
Kolwezi Mining District
This rare meteorite material showcases intricate patterns and textures
MANGANESE NODULE (POLYMETALLIC), Pacific Ocean XMN022 Stromatoporoid Tourmalated Quartz Crystal PendantManganese Nodule (Polymetallic) Clarion Clipperton fracture zone Pacific Ocean Total Weight: 4. 67 grams Approximate dimensions: 27mm x 17mm x 13mm 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.
US$ 219.50
US$ 274.50