TY JOUR TI Influence of temperature on synthesis by spontaneous crystallization of nickel chromite KW nickel chromite KW chromonickel spinel KW infrared ranges KW morphology of crystals KW simple forms of an facet octahedron and tetragontrioctahedron JO Technique and technology of silicates AU Vasilkov, O.O. AU Barinova, O.P. AU Kirsanova, S.V. AU Elfimov, A.B. AU Marnautov, N.A. PY 2018 IS 25 PB Individual Entrepreneur Svetlana Vasilievna Samchenko