New Data on the Isomorphism in Eudialyte-Group Minerals. 1. Crystal Chemistry of Eudialyte-Group Members with Na Incorporated into the Framework as a Marker of Hyperagpaitic Condit...

by Ramiza K. Rastsvetaeva, Nikita V. Chukanov, Igor V. Pekov, Christof Schäfer, Konstantin V. Van
Published 2020-06-01

Extra-Framework Content in Sodalite-Group Minerals: Complexity and New Aspects of Its Study Using Infrared and Raman Spectroscopy

by Nikita V. Chukanov, Marina F. Vigasina, Natalia V. Zubkova, Igor V. Pekov, Christof Schäfer, Anatoly V. Kasatkin, Vasiliy O. Yapaskurt, Dmitry Yu. Pushcharovsky
Published 2020-04-01

Nöggerathite-(Ce), (Ce,Ca)2Zr2(Nb,Ti)(Ti,Nb)2Fe2+O14, a New Zirconolite-Related Mineral from the Eifel Volcanic Region, Germany

by Nikita V. Chukanov, Natalia V. Zubkova, Sergey N. Britvin, Igor V. Pekov, Marina F. Vigasina, Christof Schäfer, Bernd Ternes, Willi Schüller, Yury S. Polekhovsky, Vera N. Ermolaeva, Dmitry Yu. Pushcharovsky
Published 2018-10-01