SURFACE TREATED RARE EARTH MAGNETIC POWDER, BONDED MAGNET RESIN COMPOSITION THAT INCLUDES THE RARE

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Disclosed are a surface treated rare earth magnetic powder, a bonded magnet resin composition that is composed of the rare earth magnetic powder and a resin, and a bonded magnet that includes the rare earth magnetic powder. The surface treated rare earth magnetic powder is a rare earth magnetic powder wherein the surfaces of rare earth magnetic particles are coated with a first layer composed of a phosphorus compound, and the surface of the first layer is coated with a second layer that is a composite coating composed of a silicon compound and a phosphorus compound. The Fe elution rate of the rare earth magnetic powder is 10 mg/L or less.