Andrei Dignart
Sao Francisco Basin
Agenda
Location
Infrastructure
Exploration Overview
Tectonostratigraphic Evolution
Petroleum Systems
Plays
Proterozoic Basins E&P
Area on Offer
Final Remarks
Agenda
Location
Infrastructure
Exploration Overview
Tectonostratigraphic Evolution
Petroleum Systems
Plays
Proterozoic Basins E&P
Area on Offer
Final Remarks
Location
Sao Francisco
Basin
Proterozoic
Area: ~370,000 km2
Sector on offer:
SF-N
Blocks on offer: 36
Area on offer:
~26,000 km2
Basement
Sedimentary basins
Legend
Round 12 blocks
Sectors on offer
Round 7
Round 10
Blocks under concession
Location
Legend
Sedimentary
basins
Round 12
blocks
Agenda
Location
Infrastructure
Exploration Overview
Tectonostratigraphic Evolution
Petroleum Systems
Plays
Proterozoic Basins E&P
Area on Offer
Final Remarks
Infrastructure
Basement
Sedimentary basins
Round 12 blocks
Roads
Round 7
Round 10
Blocks under concession
Airport
Legend
Transmission line
Agenda
Location
Infrastructure
Exploration Overview
Tectonostratigraphic Evolution
Petroleum Systems
Plays
Proterozoic Basins E&P
Area on Offer
Final Remarks
Exploration
Overview
19
76
1
97
7
19
78
1
97
9
19
88
19
89
19
97
20
10
2
011
20
12
2
01
3
20
4
16
12
8
Nu
mb
er
of
wells
Year
59 Exploration
wells
~25,000 km of 2D
seismic
Exploration
Overview
Basement
Sedimentary basins
Round 12 blocks
Round 7
Round 10
Seismic lines
Blocks under concession
Well
Legend
ANP investment
R$ 108 millions
2,000 surface
geochemistry
sampling points
1,500 km 2D seismic
survey
Gravity and
magnetics aero
surveys
Stratigraphic well
drilling
2-ANP-003-BA
Exploration Overview
Basement
Sedimentary basins
Legend
Round 12 blocks
Round 7
Round 10
Blocks under
concession
Seismic lines
Well
Geochemichal survery
Aero survey
Agenda
Location
Infrastructure
Exploration Overview
Tectonostratigraphic Evolution
Petroleum Systems
Plays
Proterozoic Basins E&P
Area on Offer
Final Remarks
Martins-Neto & Alkmim, 2001
Tectonostratigraphic
evolution
Espinhaco Basin Arai Basin
Reverse fault
Normal fault
Inverted normal fault
Oceanic crust
Arai and Espinhaco sediments
Basement
Foreland basin
Subduction sequence
Magmatic arc Passive margin
Rift sequence
Martins-Neto & Alkmim, 2001
Tectonostratigraphic
evolution
Reverse fault
Normal fault
Inverted normal fault
Oceanic crust
Arai and Espinhaco sediments
Basement
Foreland basin
Subduction sequence
Magmatic arc Passive margin
Rift sequence
Brasilia
Fold Belt
Sao Francisco
Craton
Aracuai
Fold Belt
Zalán & Silva, 2007
Basement
Tectonostratigraphic
evolution
Zalán & Silva, 2007
Rift Sequence
Paleo-
Mesoproterozoic
Tectonostratigraphic
evolution
Zalán & Silva, 2007
Syneclise
Neoproterozoic
Tectonostratigraphic
evolution
Zalán & Silva, 2007
Syneclise
Neoproterozoic
Tectonostratigraphic
evolution
Zalán & Silva, 2007
Tectonostratigraphic
evolution
Zalán & Silva, 2007
Tectonostratigraphic
evolution
4 - Allochthonous Block
3 - Bambui Group
2 – Paranoa/Macaubas Group/Jequitai Fm.
1 – Espinhaco Supergroup/Arai Group
Cristalina Dome São Domingos Fault Agua Fria Ridge
Linha 103
1500 m
s
3000 m
s
7.5 km
Bambui Top
Bambui I
Paranoa Top
Basement
Espinhaco Top 0284-0103
Tectonostratigraphic
evolution
0284_2D_ANP_BACIA_DO_SAO_FRANCISCO
Agenda
Location
Infrastructure
Exploration Overview
Tectonostratigraphic Evolution
Petroleum Systems
Plays
Proterozoic Basins E&P
Area on Offer
Final Remarks
Zalán & Silva, 2007
Source Rocks
Possible
cryogenian source
rocks:
Paranoa Group black
shales
Lagoa do Jacare Fm.
And Sete Lagoas Fm.
carbonates and black
shales (Bambui Gr.)
TOC up to 15%
Petroleum
Systems
Gas Seeps Along
Paracatu River
Meister et al., 2007
Pinto et al., 2001
Petroleum
Systems
DNA
Anomalies
Gas
Anomalies
Possible
cryogenian
reservoirs:
Zalán & Silva, 2007
Reservoir Rocks
Paranoa Group
sandstones
Paranoa Group
carbonates
Bambui Group
carbonates
Bambui Group
fractured shales
- Porosity up to 8% (Toledo et al., 1998)
Petroleum
Systems
Well Hydrocarbon presence Lithology Unit
1-RC-1-GO Gas show Carbonates
and shales Bambui Gr.
1-RF-1-MG Recovered gas (FT) Carbonates
and shales Bambui Gr.
1-MA-1-MG Recovered gas (FT) Carbonates Bambui Gr.
1-FLU-1-BA Recovered gas (FT) Carbonates Bambui Gr.
Hydrocarbon signs in wells
1-ORT-1-MG
Petroleum
Systems
Test Unity Result
FT 2
Siltstone/Sandstone
Sete Lagoas Formation
Neoproterozoic
Recovered gas
FT 3A
Siltstone/Sandstone
Sete Lagoas Formation
Neoproterozoic
Recovered gas
FT 4
Sandstone/Carbonate
Canastra Group/Paranoa Group
Neoproterozoic
Recovered gas
FT 5
Sandstone/Conglomerate
Canastra Group/Paranoa Group
Neoproterozoic
Recovered gas
Zalán & Silva, 2007
Seals
Migration and
Traps
Anticline structures
Migration through
associated faults
Trapping in structural
highs limited by faults
Migration along the
faults
Stratigraphic traps
Medium to long
distances direct
migration
Migration and
Traps
Klett & Charpentier, 2003
http://pubs.usgs.gov/of/2003/ofr-03-354/ofr-03-354.html
Agenda
Location
Infrastructure
Exploration Overview
Tectonostratigraphic Evolution
Petroleum Systems
Plays
Proterozoic Basins E&P
Area on Offer
Final Remarks
Plays
Play Exploration target
Neoproterozoic
(Bambui Group) Carbonates
Neoproterozoic
(Paranoa Group) Carbonates
Neoproterozoic
(Paranoa Group) Sandstones
Agenda
Location
Infrastructure
Exploration Overview
Tectonostratigraphic Evolution
Petroleum Systems
Plays
Proterozoic Basins E&P
Area on Offer
Final Remarks
Proterozoic
Basins
Hydrocarbons discoveries reported in
several basins
- Russia
- Oman
- China
- Australia
Lena-Tunguska Petroleum Province
Russia
- More than 20 discoveries
- Bigger volumes on the proterozoic section
- Structural and stratigraphic traps
- Mainly gas
Meyerhoff, 1980
Proterozoic
Basins
Sichuan Basin - China
Source rocks: proterozoic
carbonates
Reservoir rock:
Proterozoic fractured dolomite
Porosity: 3.5-4.5%
Permeability: 0.1-2.0 mD
http://www.ccop.or.th/eppm/projects/15/docs/Pan%20Jiping-Revised.pdf
JIPING PAN
Proterozoic
Basins
Sichuan Basin
China
Weiyan Gas Field
Anticline
800 m of thickness
895 km2 of area
Guoqi Wei et al., 2008
Proterozoic
Basins
Wakelin-King, 1994
Amadeus Basin
Australia
1 Magee well – 2,342 m
(63.1 Mscfd)
Unidentified source rock on the
well – migration from deeper areas
of the basin Heine, 2008
10°
40° 150° 120°
1.000 km
Proterozoic
Basins
Young & Ambrose, 2007
Amadeus Basin
Australia
Proterozoic
Basins
Agenda
Location
Infrastructure
Exploration Overview
Tectonostratigraphic Evolution
Petroleum Systems
Plays
Proterozoic Basins E&P
Area on Offer
Final Remarks
Sao Francisco
Basin
Sector on Offer:
SF-N
Blocks on Offer:
36
Area on Offer:
~26,000 km2
Area on Offer
Legend
Sedimentary
basins
Round 12
blocks
Leads total
area:
~2,800 km2
Area on Offer
Legend
Sedimentary basins
Round 12
blocks
Leads
109 110 113 84 87
15
00
ms
30
00
ms
7.5 km
0284-0104 Bambui Top
Bambui I
Paranoa Top
Basement
Espinhaco Top
Leads
Leads
0284_2D_ANP_BACIA_DO_SAO_FRANCISCO
109 110 113 84 87
15
00
ms
30
00
ms
7.5 km
0284-0104 Bambui Top
Bambui I
Paranoa Top
Basement
Espinhaco Top
Leads 0284_2D_ANP_BACIA_DO_SAO_FRANCISCO
Leads
164 165 149 150
15
00
ms
30
00
ms
7.5 km
151
0284-0105 Bambui Top
Bambui I
Paranoa Top
Basement
Espinhaco Top
Leads 0284_2D_ANP_BACIA_DO_SAO_FRANCISCO
Leads
164 165 149 150
15
00
ms
30
00
ms
7.5 km
151
0284-0105 Bambui Top
Bambui I
Paranoa Top
Basement
Espinhaco Top
Leads 0284_2D_ANP_BACIA_DO_SAO_FRANCISCO
Leads
197 181 182 183 184 168
15
00
ms
30
00
ms
7.5 km
0284-0106 Bambui Top
Bambui I
Paranoa Top
Basement
Espinhaco Top
Leads 0284_2D_ANP_BACIA_DO_SAO_FRANCISCO
Leads
197 181 182 183 184 168
15
00
ms
30
00
ms
7.5 km
0284-0106 Bambui Top
Bambui I
Paranoa Top
Basement
Espinhaco Top
Leads 0284_2D_ANP_BACIA_DO_SAO_FRANCISCO
Leads
109 110 149 165 181 197 213
15
00
ms
30
00
ms
10 km
0284-0101 Bambui Top
Bambui I
Paranoa Top
Basement
Espinhaco Top
Leads 0284_2D_ANP_BACIA_DO_SAO_FRANCISCO
Leads
109 110 149 165 181 197 213
15
00
ms
30
00
ms
10 km
0284-0101 Bambui Top
Bambui I
Paranoa Top
Basement
Espinhaco Top
Leads 0284_2D_ANP_BACIA_DO_SAO_FRANCISCO
Leads
109 110 149 165 181 197 213
15
00
ms
30
00
ms
10 km
0284-0101 Bambui Top
Bambui I
Paranoa Top
Basement
Espinhaco Top
Leads 0284_2D_ANP_BACIA_DO_SAO_FRANCISCO
Leads
113 155 167 183 199
15
00
ms
30
00
ms
15 km
0284-0102 Bambui Top
Bambui I
Paranoa Top
Basement
Espinhaco Top
Leads 0284_2D_ANP_BACIA_DO_SAO_FRANCISCO
Leads
113 155 167 183 199
15
00
ms
30
00
ms
15 km
0284-0102 Bambui Top
Bambui I
Paranoa Top
Basement
Espinhaco Top
Leads 0284_2D_ANP_BACIA_DO_SAO_FRANCISCO
Leads
113 155 167 183 199
15
00
ms
30
00
ms
15 km
0284-0102 Bambui Top
Bambui I
Paranoa Top
Basement
Espinhaco Top
Leads 0284_2D_ANP_BACIA_DO_SAO_FRANCISCO
Leads
113 155 167 183 199
15
00
ms
30
00
ms
15 km
0284-0102 Bambui Top
Bambui I
Paranoa Top
Basement
Espinhaco Top
Leads 0284_2D_ANP_BACIA_DO_SAO_FRANCISCO
Leads
In place gas
volume – Upper
Paranoa leads:
~1.5 – 4.5 TCF
Area on Offer
Legend
Sedimentary basins
Round 12
blocks
Leads
Data Package
3 Wells
1,500 km
2D seismic
Potential
methods data
Legend
Sedimentary basins
Round 12
blocks
Seismic lines
Basement
Well
Contractual
Aspects
Sector SF-N
Exploration Model Frontier Basin
Number of Blocks 36
Area on Offer ~26,059 km²
Exploration Phase 6 years
Exploration Period 4 + 2 years
Technical Qualification
of the Operator C
Minimum Bonus R$ 98,757.92 – R$ 512,863.69
Exploration Objective Paranoa Group (Neoproterozoic)
Stratigraphic Objective Paranoa Group (Neoproterozoic)
Agenda
Location
Infrastructure
Exploration Overview
Tectonostratigraphic Evolution
Petroleum Systems
Plays
Proterozoic Basins E&P
Area on Offer
Final Remarks
Final Remarks
- Proterozoic basin
- Frontier basin
- Several signs of natural gas presence
- Identified opportunities in place volume:
1.5 to 4.5 TCF
National Agency of Petroleum, Natural Gas and
Biofuels
Andrei Dignart: [email protected]
www.anp.gov.br