Petroleum Habitat of Yenisey-Khatanga Basin, Northern East Siberia
By Dr. James Clarke

TABLE OF CONTENTS

Table of Contents page i
List of Illustrations page ii
Introduction page 1
Position of Basin in Regional Structure page 3
Exploration History page 5
Stages in Development of Basin page 9
Internal Structure of Basin page 12
Source Beds and Catagenesis page 15
Reservoirs, Seals, and Zones of Oil-Gas Accumulation page 18
Gas and Gas-Condensate Fields page 35
History of Pool Formation and Prospects for New Discovery page 54
Selected References page 63

LIST OF ILLUSTRATIONS

Figure 1. Position of Yenisey-Khatanga sedimentary basin on Siberian craton page 2
Figure 2. Tectonic map of Yenisey-Khatanga basin page 4
Figure 3. Deep drilling in Yenisey-Khatanga sedimentary basin page 8
Figure 4. Distribution of reservoirs in Jurassic System of Yenisey-Khatanga basin page 20
Figure 5. Distribution of reservoirs in Lower Cretaceous of Yenisey-Khatanga basin page 24
Figure 6. Structure map of Sukhodudin regional reservoir page 25
Figure 7. Structure map of Malokhet-Dolgan sub-regional reservoir page 27
Figure 8. Isopach map of seal above Sukhodudin regional reservoir page 31
Figure 9. Isopach map of seal above Malokhet-Dolgan sub-regional reservoir page 32
Figure 10. Structure map on top of productive stratum SD-VIII and geologic section of Pelyatkin field page 36
Figure 11. Structure map on top of productive stratum SD-VIII and geologic section of Severo-Solenin field page 40
Figure 12. Structure map on top of productive stratum DL-I and geologic profile of Messoyakha field page 44
Figure 13. Structure map on top of productive stratum D-IV and geologic section of Deryabin field page 48
Figure 14. Structure map on top of productive stratum MKH-I and geologic section of Ozernoye field page 51
Figure 15. Structure map on top of productive stratum VM-I and geologic section of Balakhnin field page 52
Figure 16. Passage into oil window (a) and thermal gas window (b) of Lower-Middle Jurassic complex page 56
Figure 17. Map of oil-gas prospects of sedimentary cover of Yenisey-Khatanga sedimentary basin page 59
Table 1. Position of reservoirs, seals, and productive strata in Jurassic-Cretaceous complex page 19

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