RUSSIAN JOURNAL OF EARTH SCIENCES, VOL. 17, ES1001, doi:10.2205/2017ES000578, 2017
Sample | Phenocrysts | Groundmass (Pl, Ol, | Fe-Ti oxides | Porosity | Secondary minerals | Facies | |||
and Cpy microlites) | (magnetite, | ||||||||
Pl | Ol | Cpy | and volcanic glass | ilmenite) | $\quad$ Chl | Id | |||
506/6 | - | 13.7 | - | 81.4 | - | 4.9 | - | - | Lava |
511/3 | 25.0 | 38.5 | 15.8 | 20.7 | - | - | - | Lava | |
511/7 | - | 16.2 | - | 64.8 | 19.0 | - | - | - | Lava |
511/10 | 21.2 | 10.3 | - | 68.5 | - | - | - | - | Lava |
511/13 | 19.2 | – | 22.2 | - | 51.6 | - | - | 7.0 | Lava |
624/10 | - | 13.8 | 15.0 | 55.2 | 3.1 | 13.7 | - | - | Lava |
624/13 | 23.7 | 42.5 | 29.7 | - | 4.1 | - | - | - | Lava |
628/9 | 11.3 | 19.8 | 33.1 | - | 9.7 | - | 26.1 | - | Lava |
635/1 | 38.1 | 14.4 | 19.3 | - | 17.0 | - | 11.2 | - | Lava |
636/3 | 8.7 | - | 7.1 | 52.6 | 16.1 | - | - | - | Lava |
510/3 | 34.4 | 40.0 | 17.9 | - | 7.7 | - | - | - | Vent |
625/4 | 8.8 | 35.2 | 39.0 | - | 17.0 | - | - | - | Vent |
631/1 | 6.0 | 8.2 | 3.3 | 79.6 | 2.9 | - | - | - | Vent |
510/5 | 39.5 | 27.8 | 22.9 | - | 9.8 | - | - | - | Explosion |
Citation: Grachev A. F. (2017), The nature of Late Cenozoic volcanism in the Udokan Range, northwestern segment of the Baikal Rift Zone, Russ. J. Earth Sci., 17, ES1001, doi:10.2205/2017ES000578.
Copyright 2017 by the Geophysical Center RAS.