Yа.V. Savvateev1, S.V. Ilyakhin2, B.A. Kornilov3

1 Institute of Physics of the Earth named after O.Yu. Schmidt (Moscow, Russia)

2 Russian State Geological Prospecting University named after Sergo Ordzhonikidze (Moscow, Russia)

3 Scientific and Technical Cooperative "Diogen" (Moscow, Russia)

1 savvateev-yar@yandex.ru, 2 isv11@mail.ru, 3 ntkdiogen48@mail.ru