Regional Geology and Hydrocarbon Potential of the Anadyr Basin

(Dalmorneftegeophysika)

Table of Contents

INTRODUCTION

REGIONAL GEOLOGY

• Onshore stratigraphy

  • Upper Cretaceous

  • Paleogene

  • Miocene

  • Pliocene-Quaternary

• Offshore stratigraphy

  • Basement

  • Paleogene

  • Lower Miocene

  • Lower-Upper Miocene

  • Pliocene-Quaternary

• Velocity characteristics

• Structural elements

• Magnetic and gravity fields

  • Magnetic field

  • Gravity field

• Geological Evolution

PETROLEUM GEOLOGY

• Geochemical data and source rocks

  • Catagenesis - Organic and geochem properties

  • Oil and gas generating sources

• Reservoirs and seals

  • Oil/gas accumulation and preservation onshore

  • Hydrocarbon accumulation and preservation offshore

• Onshore fields and oil/gas shows

  • Verkhne-Telekai oil/gas-condensate field

  • Verkhne-Echinskoe oil/gas field

  • Olkhovoe oil field

  • Oil and gas shows

• Trap types

• Oil and gas accumulation zones

CONCLUSIONS

BIBLIOGRAPHY

TEXT TABLES

• Magnetoactive bodies

• Catagenetic maturity-Anadyr basin

• Catagenesis stage reference model

• Geophysical data-Anadyr basin

• sedimentary and tuff-sedimentary rocks

• Distribution of hydrocarbon sources by migration potential

• Accumulation model and variations of sand-silt reservoir properties

• Recoverable hydrocarbon reserves - Verkhne Telekai field

• Accumulation zones
   

STUDY EXHIBITS

• Seismic coverage map

• Structural elements map

• Oil-geological zonation map

• Anadyr basin- Onshore stratigraphy

• Time structure maps

  • Horizon 1

  • Horizon 2

  • Horizon 3

  • Horizon 4

• Depth structure maps

  • Horizon 1

  • Horizon 2

  • Horizon 3

  • Acoustic basement

• Seismic isopach maps

• Lower Miocene

• Lower-Upper Miocene

• Residual gravity anomaly map
  Magnetic anomaly map

• Seismic time sections

  • 1290-08

  • 1290-117

  • 1290-21

  • 2489-26

  • 2489-44

  • 2489-79

Text Figures

• Study area index map

• Ice boundaries

• Location of study areas and prospecting wells

• Cenozoic cover and stratigraphic units

• Cenozoic geological event correlations

• Geological-geoph section: Lines 2489-067, 2489-1677

• Geological-geoph section: Line 1290-238

• Paleogene seismic facies

• Lower Miocene seismic facies

• Geological-geophysical section: Line 2489-12

• Lower-Upper Miocene seismic facies

• Veff areal distribution

• Averaged Veff(t) curves

• Hydrocarbon accumulation zones

• Seismic time sections

  • 2489-67 (Partial)

  • 2489-44 (Partial)

  • 1290-117 (Partial)

  • 1290-23 (Partial)

  • 1290-25 (Partial)

  • 2489-171 (Partial)

  • 1290-21 (Partial)

• Preserved amplitude sections

  • 1290-11724

  • Migrated 1290-21 (Partial)

  • Migrated 1290-23 (Partial)

  • 1290-25 (Partial)

• Depth structure maps

  • Top L Miocene (Hor 3)- Tsentral and Plosk zones

  • Top Paleogene (Hor 3) Bering zone

  • Top Paleogene (Hor 3) Vasiliev uplift