Transformation of Yellow Mercuric Iodide into the Red Form


RODWELL and Elder1 have observed microscopically that when yellow orthorhombic crystals of mercuric iodide are touched, the change into the red variety continues through the whole mass of crystals, and the resulting pseudomorph consists of minute octahedrons of the red form.

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  1. 1

    Rodwell and Elder, Proc. Roy. Soc., 28, 284; 1879.

  2. 2

    Hume and Colvin, Proc. Roy. Soc., A, 125, 635; 1929.

  3. 3

    Coppock, Colvin and Hume, Trans. Far. Soc., 27, 283; 1931.

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