TY JOUR TI Decorative grown malachite. Nature and technology KW Grown malachite KW malachite synthesis method KW three chamber crystallizer KW jewelry JO Russian Journal of Earth Sciences AU Petrov, T.G. AU Protopopov, E.N. AU Shuyskiy, A.V. PY 2013 IS 13 PB Geophysical Center of the Russian Academy of Sciences