TY - BOOK AU - Sobolev, N. V. TI - DEEP-SEATED INCLUSIONS IN TIMBERLITES AND THE PROBLEMS OF THE COMPOSITION OF THE UPPER MENTLE U1 - 549 PY - 1977/// CY - Washington, D. C. PB - American Geophysical Union KW - Kimberlite KW - Mineralogy N1 - Bibliography : P. 260-279; Translated From Russian By David A. Browsn ER -