RARE EARTH MAGNET

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A rare earth magnet having an overall composition represented by the formula of (LaxCe(1-x))yFe(100-y-w-z-v)CowBzMv (wherein M is one or more elements selected from Ga, Al, Cu, Au, Ag, Zn, In and Mn, and an unavoidable impurity elements, and x, y, z, w and v satisfy the following relationship : 0.10≤x≤0.30, 5≤y≤20, 4≤z≤6.5, 0≤w≤8, and 0≤v≤2.0).