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Geology By Region






Geology By Region – Geologynet (Link-Corrected Edition)


Geology By Region – Geologynet

Source: geologynet.com  | 
Original PDF converted and link-corrected, May 2026.

Correction Legend

? OK Verified active  
? Fixed URL repaired / updated  
? Dead Page gone; best alternative noted

Africa


Maps Showing Geology, Oil and Gas Fields, and Geological Provinces of Africa
? Fixed

USGS Open-File Report 97-470A
Original: greenwood.cr.usgs.gov/energy/WorldEnergy/OF97-470A/index.html ? now at pubs.usgs.gov.
Direct report: pubs.usgs.gov/of/1997/ofr-97-470/OF97-470A/
North Africa Geonet
? OK

Geology of North Africa

Tectonic Evolution of the Atlas Mountains, North Africa
? Fixed

Weldon Beauchamp PhD Dissertation, Cornell University (1998)
Original: atlas.geo.cornell.edu/people/weldon.html — still resolves but the dissertation
is now archived at Cornell eCommons. Also available on
Academia.edu.

Algeria


Total Petroleum of the Grand Erg/Ahnet Province, Algeria and Morocco – Tanezzuft Systems
? Fixed

USGS Bulletin 2202-B
Original: greenwood.cr.usgs.gov/pub/bulletins/b2202-b/ ? pubs.usgs.gov/bul/b2202b/

Total Petroleum Resources of the Trias/Ghadames Province, Algeria, Tunisia, and Libya
? Fixed

USGS Bulletin 2202-C — Tanezzuft-Oued Mya, Tanezzuft-Melrhir, and Tanezzuft-Ghadames
Original: greenwood.cr.usgs.gov/pub/bulletins/b2202-c/ ? pubs.usgs.gov/bul/b2202c/

Total Petroleum Resources of the Illizi Province, Algeria and Libya – Tanezzuft-Illizi
? Fixed

USGS Bulletin 2202-A
Original: greenwood.cr.usgs.gov/pub/bulletins/b2202-a/ ? pubs.usgs.gov/bul/b2202a/

Kenya

? Dead Kilimanjaro Geology (kilimanjaro.cc)

Original: kilimanjaro.cc/kgeology.htm — domain no longer active.
Suggested replacement: Climbing Kilimanjaro – Geology
or the IUGS Geoheritage entry:
IUGS – Pleistocene Kilimanjaro Volcano
? Dead Lava Caves, Kenya (kilimanjaro.cc)

Original: kilimanjaro.cc/eam/caves.htm — domain no longer active.
Suggested replacement: Showcaves.com – Geology of Kenya
? Dead Mt Kenya Geology (kilimanjaro.cc)

Original: kilimanjaro.cc/mkgeolog.htm — domain no longer active.
Suggested replacement: Mount Kenya – Geology (Wikipedia)

Libya


Total Petroleum Resources of the Illizi Province, Algeria and Libya – Tanezzuft-Illizi
? Fixed

USGS Bulletin 2202-A (same report as above)
Original: greenwood.cr.usgs.gov/pub/bulletins/b2202-a/ ? pubs.usgs.gov/bul/b2202a/

The Niger Delta Petroleum System: Nigeria, Cameroon, and Equatorial Guinea
? Fixed

USGS Open-File Report 99-50H
Original: greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50H/index.html ? pubs.usgs.gov/of/1999/ofr-99-50H/

South Africa


Geology and Petroleum Potential of Central Asia / South Asia
? Fixed

Baker Institute for Public Policy, Rice University
Original URL bakerinstitute.org/Pubs/studies/gppca/gppca.html no longer resolves.
The Baker Institute restructured its publications. The closest current page is the
Caspian Sea Region study at the link above. The full PDF is also available at:
Stanford University mirror (PDF)

Asia


Maps Showing Geology, Oil and Gas Fields, and Geological Provinces of South Asia
? Fixed

USGS Open-File Report 97-470C
Original: greenwood.cr.usgs.gov/energy/WorldEnergy/OF97-470C/index.html ? pubs.usgs.gov/of/1997/ofr-97-470/OF97-470C/

India / Himalayas

Himalayas – Birth of the Himalayas (PBS NOVA)
? OK

Indonesia


Petroleum Systems of the Northwest Java Province, Java and Offshore Southeast Sumatra, Indonesia
? Fixed

USGS Open-File Report 99-50R
Original: greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50R/index.html ? pubs.usgs.gov/of/1999/ofr-99-50R/

South Sumatra Basin Province: The Lahat/Talang Akar-Cenozoic Total Petroleum System
? Fixed

USGS Open-File Report 99-50S
Original: greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50S/index.html ? pubs.usgs.gov/of/1999/ofr-99-50S/

Australia / New Zealand / Oceania

? Dead Australian Dinosaurs (alphalink.com.au)

Original: alphalink.com.au/~dannj/ — Alphalink ISP personal pages no longer accessible.
Alphalink was acquired by Chariot then TPG; personal hosting ended.
Suggested replacement:
Australian Museum – Australia’s Dinosaurs
Australian Stress Map (World Stress Map)
? Fixed

In-situ stress orientation data for the Australian continent
Original: ncpgg.adelaide.edu.au/asm/ — The National Centre for Petroleum Geology
and Geophysics (NCPGG) at University of Adelaide was restructured; this URL is no longer active.
The Australian Stress Map data is now maintained as part of the global
World Stress Map project.
The associated journal paper:
Hillis & Reynolds (2000) – Journal of the Geological Society.

Total Petroleum Systems of the Bonaparte Gulf Basin Area, Australia
? Fixed

USGS Open-File Report 99-50P — Jurassic, Early Cretaceous-Mesozoic; Keyling, Hyland Bay-Permian; Milligans-Carboniferous, Permian
Original: greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50P/index.html ? pubs.usgs.gov/of/1999/ofr-99-50P/

A Total Petroleum System of the Browse Basin, Australia: Late Jurassic, Early Cretaceous-Mesozoic
? Fixed

USGS Open-File Report 99-50I
Original: greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50I/index.html ? pubs.usgs.gov/of/1999/ofr-99-50I/
Canning Basin – Geology of the Canning Basin Devonian Reefs
? OK

Geologynet internal page

Petroleum Resources of the Gippsland Basin, Australia
? Fixed

USGS Open-File Report 99-50Q
Original: greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50Q/index.html ? pubs.usgs.gov/of/1999/ofr-99-50Q/
Hamersley Basin – Geology of the Hamersley Basin
? Fixed

Geologynet internal page
Note: original spelt “Hamerseley” — the correct spelling is Hamersley. URL likely works either way on Geologynet.
Kambalda Nickel Deposit – Geology of the Kambalda Nickel Deposit
? OK

Geologynet internal page
Kimberley Diamonds – Geology and History of Kimberley Diamond Exploration
? OK

Geologynet internal page

Maps Showing Geology, Oil and Gas Fields, and Geologic Provinces of the Asia Pacific Region
? Fixed

USGS Open-File Report 97-470F
Original: greenwood.cr.usgs.gov/energy/WorldEnergy/OF97-470F/index.html ? pubs.usgs.gov/of/1997/ofr-97-470/OF97-470F/

Total Petroleum Systems of the Northwest Shelf, Australia: Dingo-Mungaroo/Barrow and Locker-Mungaroo/Barrow
? Fixed

USGS Open-File Report 99-50E
Original: greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50E/index.html ? pubs.usgs.gov/of/1999/ofr-99-50E/

Europe

Austria

Introduction to the Geological Zones of Austria
? OK

Great Britain

Geology of Britain – British Geological Survey
? OK
? Dead Geology of Great Britain – West’s Geology Guide (Southampton)

Original: soton.ac.uk/~imw/index.htm — no longer active.
Ian West’s personal pages at Southampton University were retired (also noted in the Geology Links corrections).
Suggested replacement: British Geological Survey (bgs.ac.uk)

Iceland

Iceland Geology
? OK

Italy


Petroleum Systems of the Po Basin Province of Northern Italy and the Northern Adriatic Sea
? Fixed

USGS Open-File Report 99-50M — Porto Garibaldi (Biogenic), Meride/Riva di Solto (Thermal), and Marnoso Arenacea (Thermal)
Original: greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50M/index.html ? pubs.usgs.gov/of/1999/ofr-99-50M/
Stromboli Online – Italy’s Volcanoes
? OK

Russia


South and North Barents Triassic-Jurassic Total Petroleum System of the Russian Offshore Arctic
? Fixed

USGS Open-File Report 99-50N
Original: greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50N/index.html ? pubs.usgs.gov/of/1999/ofr-99-50N/

Maps Showing Geology, Oil and Gas Fields, and Geologic Provinces of the Former Soviet Union
? Fixed

USGS Open-File Report 97-470E
Original: greenwood.cr.usgs.gov/energy/WorldEnergy/OF97-470E/index.html ? pubs.usgs.gov/of/1997/ofr-97-470/OF97-470E/

The North Sakhalin Neogene Total Petroleum System of Eastern Russia
? Fixed

USGS Open-File Report 99-50O
Original: greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50O/index.html ? pubs.usgs.gov/of/1999/ofr-99-50O/

The Timan-Pechora Basin Province of Northwest Arctic Russia: Domanik-Paleozoic Total Petroleum System
? Fixed

USGS Open-File Report 99-50G
Original: greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50G/index.html ? pubs.usgs.gov/of/1999/ofr-99-50G/

Middle East


Geology of Iran / Maps Showing Geology, Oil and Gas Fields, and Geologic Provinces of Iran
? Fixed

USGS Open-File Report 97-470G
Original: greenwood.cr.usgs.gov/energy/WorldEnergy/OF97-470G/index.html ? pubs.usgs.gov/of/1997/ofr-97-470/OF97-470G/

The Red Sea Basin Province: Sudr-Nubia and Maqna Petroleum Systems
? Fixed

USGS Open-File Report 99-50A
Original: greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50A/index.html ? pubs.usgs.gov/of/1999/ofr-99-50A/

Ghaba Salt Basin Province and Fahud Salt Basin Province, Oman – Geological Overview and Total Petroleum Systems
? Fixed

USGS Open-File Report 99-50D
Original: greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50D/index.html ? pubs.usgs.gov/of/1999/ofr-99-50D/

Maps Showing Geology, Oil and Gas Fields, and Geological Provinces of the Arabian Peninsula
? Fixed

USGS Open-File Report 97-470B
Original: greenwood.cr.usgs.gov/energy/WorldEnergy/OF97-470B/index.html ? pubs.usgs.gov/of/1997/ofr-97-470/OF97-470B/

Lebanon

Geology of Lebanon
? OK

North America

Canada

Burgess Shale – World Heritage Fossil Locality
? OK

USA

Geology of the USA By State
? Fixed

USGS Geological Maps by State
Original: wrgis.wr.usgs.gov/ — the old USGS Western Region GIS server is retired.
Current state geology maps are at mrdata.usgs.gov/geology/state/
Grand Canyon Geology
? OK
Mineral Deposits of the USA – USGS
? Fixed

USGS Mineral Resources Data
Original: minerals.usgs.gov/product.html — USGS reorganised mineral resource pages.
Current portal: mrdata.usgs.gov/mineral-resources/
? Dead
San Andreas Fault – Stanford University (sepwww.stanford.edu)

Original: sepwww.stanford.edu/oldsep/joe/fault_images/BayAreaSanAndreasFault.html —
no longer active. Stanford SEP retired old personal pages.
Suggested replacement:
USGS Quaternary Fault and Fold Database
or USGS – San Andreas Fault
San Andreas Fault – USGS
? OK
Tar Pits – La Brea Tar Pits and Museum
? OK

Remarkable Fossil Locality in the Centre of LA
Virtual and Online Geologic Field Trip Guides – UT Austin
? OK

Guides to USA and Canada Geology

Summary of All Corrections

# Entry Original URL / Problem Correction
1 Maps – Geology of Africa (USGS) greenwood.cr.usgs.gov/energy/WorldEnergy/OF97-470A/ pubs.usgs.gov/of/1997/ofr-97-470/OF97-470A/
2 Tectonic Evolution of Atlas Mountains (Cornell) atlas.geo.cornell.edu/people/weldon.html (partly working but stale) ecommons.cornell.edu (archived dissertation)
3 Algeria – USGS Bulletin 2202-B (Grand Erg/Ahnet) greenwood.cr.usgs.gov/pub/bulletins/b2202-b/ pubs.usgs.gov/bul/b2202b/
4 Algeria/Tunisia/Libya – USGS Bulletin 2202-C (Trias/Ghadames) greenwood.cr.usgs.gov/pub/bulletins/b2202-c/ pubs.usgs.gov/bul/b2202c/
5 Algeria/Libya – USGS Bulletin 2202-A (Illizi) greenwood.cr.usgs.gov/pub/bulletins/b2202-a/ pubs.usgs.gov/bul/b2202a/
6 Kenya – Kilimanjaro Geology kilimanjaro.cc/kgeology.htm — domain dead climbing-kilimanjaro.com/kilimanjaro-geology/ suggested
7 Kenya – Lava Caves kilimanjaro.cc/eam/caves.htm — domain dead showcaves.com/english/ke/Geology.html suggested
8 Kenya – Mt Kenya Geology kilimanjaro.cc/mkgeolog.htm — domain dead Wikipedia Mount Kenya Geology section suggested
9 Niger Delta – USGS OF99-50H greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50H/ pubs.usgs.gov/of/1999/ofr-99-50H/
10 Baker Institute – Geology/Petroleum Central Asia bakerinstitute.org/Pubs/studies/gppca/gppca.html — path dead bakerinstitute.org/research/geology-and-petroleum-potential-of-the-caspian-sea-region
11 Maps – South Asia USGS OF97-470C greenwood.cr.usgs.gov/energy/WorldEnergy/OF97-470C/ pubs.usgs.gov/of/1997/ofr-97-470/OF97-470C/
12 Indonesia – NW Java USGS OF99-50R greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50R/ pubs.usgs.gov/of/1999/ofr-99-50R/
13 Indonesia – South Sumatra USGS OF99-50S greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50S/ pubs.usgs.gov/of/1999/ofr-99-50S/
14 Australian Dinosaurs (alphalink.com.au) alphalink.com.au/~dannj/ — ISP personal hosting ended australian.museum/learn/animals/extinct-animals/australias-dinosaurs/ suggested
15 Australian Stress Map (ncpgg.adelaide.edu.au) ncpgg.adelaide.edu.au/asm/ — NCPGG restructured worldstressmap.org (data now in global WSM)
16 Australia – Bonaparte Gulf USGS OF99-50P greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50P/ pubs.usgs.gov/of/1999/ofr-99-50P/
17 Australia – Browse Basin USGS OF99-50I greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50I/ pubs.usgs.gov/of/1999/ofr-99-50I/
18 Australia – Gippsland Basin USGS OF99-50Q greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50Q/ pubs.usgs.gov/of/1999/ofr-99-50Q/
19 Hamersley Basin (spelling) hamerseley.htm — misspelling of “Hamersley” Corrected spelling noted; geologynet.com/hamersley.htm
20 Asia Pacific Maps – USGS OF97-470F greenwood.cr.usgs.gov/energy/WorldEnergy/OF97-470F/ pubs.usgs.gov/of/1997/ofr-97-470/OF97-470F/
21 Australia – NW Shelf USGS OF99-50E greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50E/ pubs.usgs.gov/of/1999/ofr-99-50E/
22 Geology of Great Britain (West/Southampton) soton.ac.uk/~imw/index.htm — dead (also noted in Geology Links file) bgs.ac.uk suggested
23 Italy – Po Basin USGS OF99-50M greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50M/ pubs.usgs.gov/of/1999/ofr-99-50M/
24 Russia – Barents Triassic-Jurassic USGS OF99-50N greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50N/ pubs.usgs.gov/of/1999/ofr-99-50N/
25 Former Soviet Union Maps – USGS OF97-470E greenwood.cr.usgs.gov/energy/WorldEnergy/OF97-470E/ pubs.usgs.gov/of/1997/ofr-97-470/OF97-470E/
26 Russia – North Sakhalin USGS OF99-50O greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50O/ pubs.usgs.gov/of/1999/ofr-99-50O/
27 Russia – Timan-Pechora Basin USGS OF99-50G greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50G/ pubs.usgs.gov/of/1999/ofr-99-50G/
28 Iran / Middle East Maps – USGS OF97-470G greenwood.cr.usgs.gov/energy/WorldEnergy/OF97-470G/ pubs.usgs.gov/of/1997/ofr-97-470/OF97-470G/
29 Red Sea Basin – USGS OF99-50A greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50A/ pubs.usgs.gov/of/1999/ofr-99-50A/
30 Oman – Ghaba/Fahud Salt Basins USGS OF99-50D greenwood.cr.usgs.gov/energy/WorldEnergy/OF99-50D/ pubs.usgs.gov/of/1999/ofr-99-50D/
31 Arabian Peninsula Maps – USGS OF97-470B greenwood.cr.usgs.gov/energy/WorldEnergy/OF97-470B/ pubs.usgs.gov/of/1997/ofr-97-470/OF97-470B/
32 Geology of the USA By State (USGS) wrgis.wr.usgs.gov/ — old Western Region server retired mrdata.usgs.gov/geology/state/
33 Mineral Deposits USA (USGS) minerals.usgs.gov/product.html — old URL structure mrdata.usgs.gov/mineral-resources/
34 San Andreas Fault (Stanford SEP) sepwww.stanford.edu/oldsep/joe/fault_images/… — dead USGS San Andreas Fault page suggested

Link-corrected edition prepared May 2026. Original content © Geologynet / Rob Kanen.
34 corrections identified