iron ore des colombia

Iron ore from the El Hobo municipality located in the Huila department in Colombia (2 ∘ 35 ' 7 ″ N 75 ∘ 13 ' 27 ″ E) was studied by M ssbauer spectroscopy. The material was quite inhomogeneous, consisting of light brown and dark brown concretions of up to about a centimeter in size, and a sandy fraction.

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