S. I. Dril
Vinogradov Institute of Geochemistry, Siberian Branch of the Russian Academy of Sciences
Russian Federation

1а Favorsky St, Irkutsk 664033

V. P. Kovach
Institute of Precambrian Geology and Geochronology, Russian Academy of Sciences
Russian Federation

2 Makarov Emb, Saint Petersburg199034

А. В. Kotov
Institute of Precambrian Geology and Geochronology, Russian Academy of Sciences
Russian Federation

 2 Makarov Emb, Saint Petersburg 199034

K.-L. Wang
Institute of Earth Sciences, Academia Sinica; National Taiwan University
Taiwan, Province of China

128 Academia Rd., Sec. 2, Nangang, Taipei 11529; 1 Roosevelt Rd., Sec. 4, Taipei 106

А. М. Larin
Institute of Precambrian Geology and Geochronology, Russian Academy of Sciences
Russian Federation

2 Makarov Emb, Saint Petersburg 19903

Y. Iizuka
Institute of Earth Sciences, Academia Sinica
Taiwan, Province of China

128 Academia Rd., Sec. 2, Nangang, Taipei 11529

H.-Y. Lee
Institute of Earth Sciences, Academia Sinica
Taiwan, Province of China

128 Academia Rd., Sec. 2, Nangang, Taipei 11529