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river gold black sand

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river gold black sand

Jul 22 2020 · Black sand is composed of a mix of irongroup metals Hematite and Magnetite It can often be found at the beach or in naturally occurring “placer deposits” of minerals found in river beds and streams or veins of ore in rock faces Black sand can also be a byproduct in operations that mine zinc copper and other metals Gold ore and black sand are commonly found together so prospectors

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