Page 211 - Volcanic Textures A Guide To The Interpretation of Textures In Volcanic Rocks

tuff 8, 6, Table 3 autoclastic 53-71, 94, 3
tuff-breccia 6, Table 3 components 94, Table 2
tuffaceous 8, Table 3 definition 3, 94
tumuli 60, 70 grain size classification Table 2, Table 3
turbidite (see also mass-flow deposit) 15, 99, 108, 111-112, 46, on graphic logs 12, 9
47, 48, 49, 18.1, 29, 30, 31
pyroclastic 94, 95-96, 99-105, 118-119, 120-122
facies 111-112, 49, 30, 31.1, 32.1, 37.1-4 resedimented syn-eruptive 94, 96-97, 107-108
lithic-rich 31.2, 32.1-3, 37.6-7 texture 1-3, 1.3, 2.5
megaturbidite 108, 109, 29.4, 30, 31, 37.1-4, 37.6-7 volcanogenic sedimentary 94, 97, 117-118, 120, 122-123
pumiceous 112, 30
volcaniclastic mass-flow deposit see mass-flow deposit
shard and crystal-rich 29.4, 31.1
volcaniclastic turbidite see turbidite
turbidity current see turbidite volcanogenic sedimentary deposit 1, 3, 7, 8, 22, 27, 28, 29, 94,
valley pond (see also pyroclastic flow deposit) 104, 43, 22.2 97, 98, 117, 119, 122-123, 1, 5, 59, Table 3, Table 4,
vapour-phase crystallisation (see also pyroclastic flow deposit) 31, 38.1-4, 40.3, 40.5, 40.7-8
103, 42, 22.2, 23, 26.7 vug 25
vesicle (see also amygdale, pipe vesicle) 3, 15, 22-23, 27, 28, 30, vulcanian eruption (see also explosive eruption) 95, 99
53, 56, 58-59, 63, 66, 69-70, 34, Table 1, 2.1-5, 6, 15.6, Wadaira Tuff, Japan 108, 45
16.1, 17.4, 19.6, 20
vesicular ash 29, 118 welding 3, 15, 22, 28, 30, 102-104
in pyroclastic flow deposits 102-104, 106-107, 24, 25,
vesicular sediment 58 vitriclast Table 2, 25.6, 32.3, 40.4 26.1, 26.3-5, 27, 28.2
vitriclastic texture 22, 28-29, 102, 121, 23.1-4, 24.1-2, 25.3, woody pumice 27
27, 29.4, 30.1-3
volcanic glass see glass xenocryst 21
volcanic-hosted massive sulfide deposit 8, 15, 17, 116, 165, 168,
5
volcaniclastic deposit (see also autoclastic, pyroclastic, resedimented
syn-eruptive, volcanogenic sedimentary deposits) 1, 2, 3,
7, 8, 22, 29, 94-123, 1, 3, 4, 5, Table 2

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