Page 291 - Geology of Carbonate Reservoirs

272 INDEX

Epicontinental seas, 129 presence in borehole

Events, climatic, storms, tropical and direct confirmation of, 192
“northers”, 111 indirect evidence of, 192–194
slickensided, 182
Fabric, 15 spacing, 186, 188
biogenic, 18 spacing and intensity, factors that infl uence,
depositional, 18 195
diagenetic, 18 surface-related, 181
Facies on tectonic structures, orientation of, 180
basinal, 129 trends in natural, 9
biological, 91 types I- IV, reviewed, 239–240
defi ned, 91–92 width, 186
depositional, 8, 81 Fragum hamelini, 203
diachronous, 83

electro, 10, 49, 52 Gahwar field (Jurassic) Saudi Arabia, 103
eolian, 114 Gas, as nonwetting fl uid, 63
high energy, 78 Golden Lane trend (Mexico), 46
micro, 91 Great Bahama Banks, 80, 134
pore, 69, 156 Eleuthra Island, 222
standard micro, 92–93 Exuma Sound, 222, 231
time-transgressive (diachronous), 84, 94 Schooner Cays, 231
Factor analysis, 91 Great Salt Lake, Utah, 109
Faults Grain-to-mud ratio, 27
listric normal, 185 Grain size (texture)
graben-in-graben, 185 beach-dune deposits, 112
Fields, giant and supergiant, 226 categories in Grabau’s rock classifi cation, 15
Fizz test, to distinguish calcite from dolomite, 2 categories on Wentworth scale, 15
Flooding surface measurement techniques, 15
marine, 101 Gravity, measurements of in exploration, 8
maximum, 101 Green River Formation (Eocene), 109
Florida Guadalupe Mountains, New Mexico, 226

Key Largo, 93 Guymon-Hugoton field (Permian), 102
keys, 80 Gypsum
shelf, 93 presence of and log calculations, 51
White Bank, 93, 125–126 dewatering (transformation) of, 166
Flow units, 1, 26, 41, 107, 145, 250

mapping of, 173 Haft Kel field, Iran, 191
Fluid Halokinetic (salt tectonic) structures, 214

flow, parallel plate theory of in fractures, 187 Happy field (Permian, Clearfork Formation),
nonwetting, 46 Texas, 231
recovery factor, in fracture systems, 182 Hardgrounds, 155

saturations, in fractures, 182 Hassi Messaoud field, Algeria, 191
wetting, 46, 57 Heterozoan biota, 123, 247
Folds HFS, see High-frequency depositional
anticlinal, fractures on, 185 sequences
monoclinal flexures, fractures on, 185 High-frequency depositional sequences (HFS),

Fractures 99

classification of, genetic, 178–181 High-stand systems tract (HST), 212
conjugate shear, 178 Horner plot, 194, 251 see also Fractures,
in Cretaceous carbonates, Lake Maricaibo borehole, indirect evidence of
area, 240 “Hot” lime and dolomite, 202
differential compaction and, 181, 245 HST, see High-stand systems tract
extension and tension, 178
four types, Nelson’s, 190–191, 251 Ideal depositional successions and environments
induced and natural, 188 basinal, 129–133
intensity, 192 beach-dune, 110–117
morphological types of, 182 illustrations of all, 133–139