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احصل على السعرالحصول على الاقتباسWhatsAppIronsand, also known as iron-sand or iron sand, is a type of sand with heavy concentrations of iron. It is typically dark grey or blackish in colour. It is composed mainly of magnetite, Fe3O4, and also contains small amounts of titanium, silica, manganese, calcium and Sand used for mining typically had anywhere from 19 % magnetite to as low
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