Arabian Shield Map

SAUDI GEOLOGICAL SURVEY

KINGDOM OF SAUDI ARABIA 34°E

35°E

36°E

37°E

38°E

39°E

TECHNICAL REPORT SGS-TR-2006-4

40°E

43°E

42°E

41°E

44°E

45°E

46°E

JORDAN Haql

Qu

hs

qa

qa

29°N

Qu

Qu 29°N abg

zy

qa abg

qa

mw

abg

mw ga

ga zy

MPz

qa

Al Bad abg

ga

er

am

qa

qa

utg ga

mw

Cs

Geologic data not compiled

Tabuk

er qa

ga Cs Qu

mw

46°E

abg

qa

utg sl

28°N Qu

mw

er

mw

Qu abg

28°N

Cb

Qu

Al Khuttah

sl

Cb

Cb

qa

sl

Al Muwaylihqa

Cb

Cb MPz CbCbCb Cb

gj

Cb

Cb Cb

Cb

Cb

Cb

Cb

qa

jh

qa ba

Duba

mw

qa

ba

jh

Tayma

abg

qa qa

kb

jh

ba

id

kb

qa

Qu

aa

qa

qa

Al Jahara

qa

ba

qa

qa jh jh

qa

qa

ush

th

ush

MPz jh

ubu

qa

th

jh

ush

qa

ush

qa 26°N

im

Cs

qa

za

ush

qa

dy

dy

qa

jh

rt

js

rn

Cs

aq

js

rn js

uum ay aq

ush

Cs na

js

za

dy

CsCb js

Cb

Cb

sz

Qu

Cb

rn Qu

Cb

Qu

su

rt

Cb

ay

uum

su

Cb

Al Buwayr

Cb

mr

Cb

na rn

ka

js

ad

ad

ad

su Cb

js

su

ka Cs

Cb

ush

Cb

js

dy

uum Cs Cs

hx

udd

ad

ay

MPz

udd uum

fu fu

ad

tata

ay

fu

br

ta

dh ta dh

bi

br su sf Badr

mz

br sf sf

su

Qu

sf

mz ra

br kl

mh

mh

mz

ys

ra

rr rr

rr

su

ib

Mahd adh Dhahab

mh

dh

ib

kl sa sa sa sa

ugg

23°N sf

mh

Qu

dh

ra Cs

ra

Cs gu br Cs Cs

Cs

ra

Cb Cs br uum Cb Cb Cs br uum

br

22°N

qd

sa

km

Qu

utg

sa km km sa km ig Cb km km Cs Cs zf Cs sakmsa utg Cs zf udd sa Cs utg Cs Cb udd Cb Cs sa Cs Cs mt Cssa Al Jumum ry ry zf mt ff ff zf ry ff zf

utg Cs Cs Cs

km sa sa JIDDAH km

Qu

ff

km sa km ff

Qu

zf

MPz

zf

ha dm ha km km

zf Qu Qu Qu

ng dm

kr ng

ft

Ci Cenozoic intrusive rocks Cs Cenozoic sedimentary rocks

ft

ng ng

li

MESOZOIC AND PALEOZOIC

ng li li

Qu

hwg

li

PRECAMBRIAN

kr

li

li

EDIACARAN

Qu

Ediacaran intrusive rocks

Ediacaran layered rocks

Qu

20°N jr Jurdhawiyah group

jh Jibalah group

mi Hamir group

er Ediacaran rhyolite

aj Al Junaynah formation

ys Suwaylih suite

ao Al Hafoor suite

hla Haml suite alkali feldspar granite

yp Uraynibi syenogranite

abg Al Bad granite super suite

tt Thurayban granodiorite

xh Post-Hamir intrusives

hh Hadb ash Sharar suite

kg Malik granite

ku Ar Ruwaydah suite

id Idah suite

gu Umm Gerad granite

szx Syn- to post-Shammar intrusives

hr Gharamil monzogranite

hwg Al Hawiyah granite suite

aa Abanat suite

qa Qazaz granite super suite

wb Wadbah suite

ru Rudayhah gabbro

yt Abbasiyah granodiorite

ds Dakhbag formation

kk Khaniq formation sf Subh suite

ah Habid formation

by Bani Ghayy group rw Radwa granite

hn Hadn formation

Al Lith

Cb bwbw

Qu

li

at

hwg kr kr li

bw

Barahrah

qg

bw hwg at

li zg

hwg hwg

qg

li

kr qg

li

Al Bahah ugg

bl

at

bw

ktv nb

hwg ugg

bb

ih

an

ugg

Al Musaylim

tya

ktv

tya

sh an

bg

19°N

kw Kawr suite

mu Murdama group

ih Ibn Hashbal suite

wb

bb

ad Admar suite

Al Qunfudhah

sh

uum

alx Syn- to post-Al Amar intrusives

CRYOGENIAN

bw

ay Al Ays group

sz Shammar group

kta Khadra belt amphibolite

ar Ar Rahah granite

bq Buqaya and Qarnayn formations

ktv Khadra belt volcanic and sedimentary rocks

zg Qunnah complex

th Thalbah group

si Siham group

ff Fatima group

gk Ghamr group

al Al Amar group

ba Bayda group

dy Hadiyah group

za Zaam group

ig Hishash granite

ai A'ashiba complex

di Abu Dira'ah and Ar Ridaniyah formations

mh Arj and Mahd groups

kv Ar Rika formation

ho Hali group

rx

ka Kamal complex

rr Ram Ram complex

yr Ruwayhah suite

ry Rumayda granite

gs Misr complex

ib Bari granodiorite

fx Al Far granodiorite

qd Qudayd suite

nz Nasaf suite

tk Tays formation and Kabid paragneiss

hy Humaymah suite

lt Julayhi tonalite

br Birak group

jd Jidh suite

gm Mughah complex

Cb ho

qg

Al Qahmah Qu

qg

ugg

tfv At Ta'if group zy Zaytah formation

tya Tayyah belt amphibolite

ga Hegaf formation

hj Hijrat trondhjemite

nj Najah granodiorite

rx

sh Shwas belt volcanic and sedimentary rocks

mz Milhah formation

nb Nabitah gneiss suite

sm Mushrifah complex

ha Hashafat complex

su Shufayyah complex

sa Samran group

hu Hulayfah group

bi Sumayir formation

sj Sarjuj formation

is Isamah formation

st As Sutayyan complex

nb

MPz nb

wb

bs Banana and Sufran formation

bb Bidah belt volcanic and sedimentary rocks

MPz ih ih dg dg

dg

ugg ml

dg

Baysh

MPz dg ml

MPz

nb

dg

ubu

Najran ai ih ih

la ih

kta

Husayniyah

ai

MPz

MPz MPz

nb

MPz

ih ih Al

Cb

MPz

ml

ih Qu

ih

sm

nb

ih ih ml

MPz

Zahran al Janub

MPz ih

18°N ih ai ml ih

dg

MPz

Ci

ai

ai

MPz ih

ubu

nm Naim complex

mt Samd tonalite li Al Lith belt volcanic and sedimentary rocks

ih

hj

nb

au MPz

ih

ih

ih

sm

er

ih

ih

MPz

nb

sm

bw Buwwah suite

ml Malahah belt volcanic and sedimentary rocks

ml

sm

ih kta

Red Sea

bx Syn- to post-Banana intrusives

er ih

MPz

sm ml

Ci

LOCATION MAP

MPz ih

ih

ktv

Al Harajahkta

ih

ml la

sm

sm

bb

lbn North Libab gneiss rx Arin tonalite

Cb

ih udd

ubu

isx Syn- to post-Isamah formation intrusives

ktv ih ml

la

ml

ugg

hj

dg

dg

ih

nb

ubu tya

kr Khasrah complex

nb rx

nb

hj hj

sm

nb

ugg

km Kamil suite

dg Gabbro and diorite

bg Biotite granodiorite and monzogranite

ih ih

ubu

Ash Shuqayq Ad Darb

ih

ih

sr Shir complex an An Nimas complex

kta

kta

sm

kta

nb

Main road

im Imdan complex

tyv Tayyah belt volcanic and sedimentary rock

gj Ghawjah formation

mw Muwaylih suite

wb

sm

sm

Expessway

ma Muwayh formation

sl Silasia formation

kb Laban and Kilab complexes

ml wb

ih

ubu wb

ih

ih

rx

Dual carriage road

am Amlas formation

ih

Qu

ih

Qu

ih

ugg

Cb

ROADS

sm

ih

nb

tya qg

MPz ih

nb la

nb

Al Habil

ih

nb ih

ktv

ubu

ih

ih

Qu

sm sm

Tarib

Khamis Mushayt

tyv

Tertiary dike

jj Jaf Jaf complex

hx Syn- to post-Hulayfah intrusives

wb

nb

ABHA

Al Birk

Qu

sm

19°N

ih ih uumuum uumktv ktv ih

la

ih

ubu

tya

Mafic dike sy Surayhah complex

hd Hadhaq complex

fh Fahud microdiorite

rx

Cb

ra Rabigh suite

ktv

ktv

Righwah

Cb

dh Dhukhr complex

ta Tamran formation

Al Barqa

udd

la

hj

udd

DIKES

hf Hufayriyah complex

hs Hinshan formation

ugg

la

tya

Felsic and/or undifferentiated dike da Damar complex

nb

MPz

dg

sm

CbQu

International boundary

qg Qiya complex

as Abu Safiyah complex

nr Najirah granite

sb Ash Sha'ib group

kta

ugg nb

Muhayil

Cb

CONTACTS AND FAULTS Fault

bu Burudan complex

sm

uum

la

st sb

uum kta

ktv

ft Filh granodiorite

ks Khishaybi suite

fu Furayh group

wb

la

ugg

ih sb nb

nb

sm

Contact

at Al Harmah complex

nk Dhiran, Nafi, and Hillit formations, and Dhukhnah gneiss

fw Fuwayliq granodiorite

sw Suwaj suite

rn Ra'al granite ng Nu'man complex

zf Zibarah group

rq Rubayq complex

ih la uum uum

nb

kta

nb

ih nb

ih

nb

ih ktv

an

aq Al Qunnah formation

au Atura formation

na Nabt complex

sb

kta

kta rx

Geologic data not compiled

ugg

As Subaykhahih

ih

ubu

ugg

kh Khanzirah complex

ktv

sm

nb

ih

nb

dg

nb

qg

hz Hibshi formation

tyv

bb

js Jar-Salajah complex and Fara' trondhjemite

ktv

dg

qg

sh

ho mm Salim complex

aw Alawah tonalite

dg kta

wb

an

la

sm

ih

dg

bw

Cryogenian intrusive rocks

Cryogenian layered rocks

18°N

qg

ubu bg

An Nimas

lk

an

Al Qawz

tyv

ho

qg

utg

wb

wb

ugg

bb

Csbw

ih st nb st uumktv

ih

tya

bd Badwah granite

la

uum Tathlith

wb

ugg

Cs

lk Lakathah complex

af Afif formation

tt

ih

Qu

wb

bw

nb

ih

uum wb

nb

ktv

kta

wb

bg

Cs

la Thalath complex

sb

la

Al Sahnah uum

Cryogenian-Ediacaran intrusive rocks

sb

ih

la

wb

an

bl Ablah group

utg

la

bw

hlg Haml suite monzogranite and granodiorite

20°N

yr

st

kta

Al Muzaylif

hb Hamra Badi alkali-feldspar granite

yr

kw

bw

bw

ky Al Khushaymiah complex

bt Abt formation

nb

ao

Al Mukhwah bw

CRYOGENIAN-EDIACARAN Cryogenian-Ediacaran layered rocks

nb

uum

mr Mardabah complex

kl Kuhls granite

ao

by

ao

la

utg

tyv

ao

nb

nb st

tyv sh

ao

sb

nb

sh

sh

bw

qg

kw ktv

kw

aj

Bishah

ubu

Al Khamasin

ao

ao

st

an

Qu

bw

As Sulayyil

lt

ush nb by

kw

tyv

bw

hlg by

yr

tyv

hwg

hlg

by ushby by

yr

uum

la

uum

li

kr

st

kw

an

li kr

qg

rt Rithmah complex

bw

da ush

ao

by

la tyv an

Cb

kr

yr

sb

ktv

bw uum

Cb

MPz ush

ao

ktv

ktv

21°N

da

uum

bw

si

hla

lt

kw

kw

MPz hla

hla

kw

tyv tyv

da

si

hla

nb

kw

kw

hla

da

ush

ktv

MPz MPzMPz

si

uum

tyv ktv

an

an

at

bw

Cs

sn Shayma Nasir group

ktv

bw

hwg Cs

st

uh

da

tyv

Qu

hwg

li

kw nb

kr

hwg

by hlg si

ao

Cb

sh hwg

hlg

uum

nb

kw

MPzMPz MPz

fw

hlg

yr

kw

nz

lbn lbs tk

hla

hla

hlg

ktv

MPz

hlg

da si

uum

kw

hla tk da

da

nb

an

MPz Mesozoic and Paleozoic sedimentary rocks, undivided

Unconformity

hla

hd

bw

li

la

hlg si yp

hla

ktvuum

uum

kw

tk

hla

ktv

ktv

la

kw

bw

Haddad

la

hd

la

bw

li

kr

la

yp

MPz

nz yp hlg

si hlg sy

hla

da

yp

sy nz

da hla

by

kk

kw

bb uddbb

li

li

li

si hlg da

si

lt

ktv

nz

bd

hlg hla

Ranyah

MPz

nz

si

nz

tk

hla

by

kw

yp

hla

hlg

kw

ktv

yp

si nz

tk

hla

bd

hlg

utg

sy

hlg

si

kw

uddudd

at

kr

Cb Cs

si

uum

nz

sy

hla sy

by

hd

kr

li

by

kw

mm

hwg

ft

kr

mm

mm

ubu

ush

hla

hlg hla

ush

aw

er 22°N

tk

kw

Cb

mmhwg

hwg

qg li

ng

li

li

hwg

bb

si

hla

Cs

yt ma

sw

MPz

hlg

tk

hla

hd

Cb

ma

nz

si

nz

tk

la

uddCs

bb

zg

li ng

ma

sr Turubah bb

utg Cs

hwg

hla

jd

sr

bb

bb

si

MPz

mu

nz

la

la

MPz

mu hla

uum si

uum Qu uum

sr ma Qu sr Cb ma Qu yt

hwg

si

hr

Cs

Cs

kr

si

sj

ma

hlg

hlg

si

jd

hd

kw

ma

Cs CbCb Cs Cs Cs Cb Cb

Cb

hla

hla

by

ush

MPz

hla

fh

sj

al

bu bu MPz

ky

hlg

kw

Cs

Cs

Cbli

li

jh ma

tfv

tfv

kr

Cb

MPz

kv

hlg

Al Khurmah

Cb

SabyaCb

17°N

ubu

kta

ubu

Ci

Qu

TONIAN

UNASSIGNED NEOPROTEROZOIC ROCKS

Tonian intrusive rocks

Al Aridah

Cb

uum Serpentinite and gabbro

17°N

Abu Arish

utg Unassigned granodiorite and tonalite

dm Makkah suite

Ci

nb

Jizan

ush Schist and gneiss

Cs

ugg Unassigned granite

tya udd Unassigned dioritoid

MPz

ubu Unassigned gabbro

YEMEN MPz

Cs

Unconformity

PALEOPROTEROZOIC

Cs

Paleoproterozoic intrusive and metamorphic rocks lbs South Libab gneiss uh Muhayil suite

35°E

Coordinate System: Lambert Conformal Conic Central Meridian: 41.00° Standard Parallel 1: 18.33° Standard Parallel 2: 27.66° WGS 1984 spheroid

23°N

al

nz

Cs Cb

kr

li

nz tk hlg

by

jd la

udd

Qu

Cb

zg bw

ha

kv

hd

la

uumuum uum kvuum uum bu alx uumuumMPz

tk

by

Cb

hwg

kr

li

Cs

At Ta'if

ng

nz

tk

hla

si

Qu

uum mi

sw

by

uum

ar

Al Hawiyah kr

tfv

hlg hla

Qu

ma

Cs tfv

hwg

dm

ha

Cb Cenozoic basalt

hy

hd

jj Qu

hwg

kr

Cs

jd

hy

uum

ush

Cb Cb CsCb Cs Cb

dm

Qu Cenozoic surficial cover

uum

sr

ha

CENOZOIC

hla hlg

MPz

km km

dm km

dm

dm ubu ubudm MAKKAH km ubu

ha

ha

utg

hla si

uum uum

sy

nm

si

si ugg

uumAljj Muwayh

ar

Cb

Cs Cb

Cb

uum

bu

si

ugg

Cb Cs Cs zf

ng

ky

mu

hlg

hy

Cb

km

sw

ky nz

jd hla

Cs Cb

km

dm ha Cs dm

hla

fh

ubudm ig dm dm Quzfzf Cs dm Cs km zf Cb dm zf km zf dm dm dm zf dm km zf zf Cb kmkm zf utg zf utg utg hwg zf utg zf ng zf dm As dm Sayl al Kabir dm zf utg ng hwg tfv dm dm

Cb

mu

mu

uum

sa

ky ush

hlg

alx MPz

al

uum alx uum al mi Qu uum uum mi Quxh bu uum al xh ky uum al xh uum mi sw uum bu al xh mi

Qu

jh

alx MPz

uum

uum bt

hlg

jd

al

mi uum

si tk

MPz

uum

ks

ky

si

al uumal mi al

Qu

ma

MPz

utg

km

Cb Cb sa sn Cs

sa

MPz udd

Cb

sa

Qu

ku

ky

by

uum uum

hy

udd

km

sa

al al al

Sabhah

ush

hy

hy

uum

Cb

sn

km

Cs

Cb

Qu

km

Zalm

Cs

Cb

sa km

Cs utg

gs

ky

si

hy

uum

ar

Qu

Cb

sa km Cb sa

CsCb

sa

gs sa

nk

hlg

ds

sa

Qu

si

gk gk utg Cb gk

gk

km

hy

hy

Qu

bt nr

ky

nm

uum

uum

uum

al

bt

ks nk

ar

km

km

af

si

sa gk

nk uum

Qu

uum

Qu

al uum

Halaban

sw

uum

Cb

Qu

sn

al

bt

sw sw

jd

ar

hf

km

br sa sa qd qd CsCs Cb qdqdCb Cs Cssa

Cs

sa

sa qdsa

br sa

Thuwal

qd

sa sa sa

si

ar

gk

ku bt

Qu

si uum

Qu

sa sn Qu

uum

jd

Qu

ah

Qu

al alQu al

alx

ku

Qu

al

al

bt jh

al

al

Al Qusuriyah

jd

hy

hh

uum uum

Ar Ruwaydahuum

ku

kb

hlg

Muhayriqah MPz

ku

ky

jh

hlg

al

Murdama

jd

Cb

Qu Cs

hlg

gm uum

Qu

sa

ra

ta

hf

Cb

ra

Rabigh Cs CsCs

qd

br

ra

si

hlg

hh

mh

mhmh

ku

24°N

al ku

ky

ky

hy si

mh mhmh

mh hf

br

jh jh

jd

gm

hlg

hh

mh

jd

utg

mh

br

ku

jh

hy

mh

sf

jd hlguum gm

uum

sw

gm

mh

al

nr

ku

jd

Al Quway'iyah

alQu ku

mu

ib

mh

sf

ugg

bt uum

af

Afif

MPz

al

id

uumsi mh

hf

gk

id

jr

si

jd

hh

hf

gk

Qu

ys

mh

jd

jd

hy

hlg

uumgm gm dh uum jd

hh

ib

rr

br

dh

Qu

uum

id

id

udd

hy

uumubu hy hlg uum ta uum

fu

ib

sn

sf

MAP UNITS: NAMES AND SUMBOLS

ubu

dh gk

sf

mh

hf

gk

mh

kl

br

hf

mz

br

kl

ta ubugm ta ta Qu

jd

si

jh

uum

udd

ku

id

si

MPz Qu

aa

jh

hh hf

gk

ra

id

af

ugg

jd

jd

uum di

ku

sw bt

sw

aa

by

jh jd uum ta uum gm jh dh Qu dh

swbt

MPz

uum

si

gmjh

bt

uum

uum

ru

Al Qa'iyah id

Ad Dawadimi utg

sw

mu

jd hy

si

fu mh

hy

jd

udd

ku

ugg

bt

uum

jd

by

dh

uum

mh

su

jh

id

jd

jd

Qu

id

aa ks

by jd

ugg jd ush

ush

id

id

si

ta

uumuum uum

bi

fu

aa

af

jd

utg

utg

bi

sf

ad

nr

jr

ks

jd

bi

ad

nr

ks

af jd

jr

mu

uum

jh

dh dh

fu

bi

ad

Qu

nr

sz

Qu ush

ad

Qu Qu

si

ush

uum

ks

by

ugg

isx

ta

bi

nk

ks

ush

udd

MPz bt

aa

mu

hy

ugg

id

Mishkah

mu

jh

ay

id

af

25°N

nk

jd

szx

fu ad

mu

hy

szx

uumuum

udd

jd

id

mu

ugg by ugg

ush jd

mu id

nk

kg

nk

ks

ks

jd

mu id af id id id hy hy id id hy id

by

ushsi

hy

ad

Yanbu' al Bahr

is

szx

id

id

aa

mu

id

af

jd

jd

is

jd hy

szx

szx jh

Qu

Cs

is

jh

uum

fu

ad

ay

is jd

uum uum sz uum hy fu

ad

Qu

Cs 24°N

AL MADINAH

ad

jd

jd

af

by

Qu

aa

mu

szx

szx uum

uum

MPz Qu

fu

ay

dy dy

szx uum

Marat

kg

'Uqlat as Sugur

id

bt

id

mu

jr

jd

szx

is

fu

su

Cs

isx

MPz ad

fu

ad

rw

ush Cs

hy uum

szx

Cb

ad

ay

ad

ay

rw

ad

dy

jh fu jh

ad

ay Cs

Al Hanakiyah ay

Cb

Cs

MPz

su

ad

na

ay

ad

ay

hx ush

szx

id Qu

af jd

szx

szx

isx

id

af

jd

is

is uum szx szx is uum is isx hy szx

ush

su

na

isx

isx

by

Shaqra

kg

sw ks

id af

szx szx

sw

sw

ks

mu

szx

su

jr

szx

szx

dy

Al Ays ad

hx

rq aa

Qu id

is

is

sw

by

Qu sz

uum

aa

Al Jardhawiyah

mu id

jd

jh

hx

ks

jr mu id id

id

MPz

nk

mu

ks

by

szx

Cb

ad

rt

uum Cb uum

sz

nk

jr id

sw

szx

uum

szx

sw jr

id

hx isx

nk aa

sw

is isx

Ar Rass

nk

jr

sz

Cb

sw

er mu

id sw Qu

ks

ks

mu

ks

is

szx

is

hu

ay

aa mu id

isx

jh

hx

mr

uum uum

Umm Lajj aq

34°E

hu

ush

js

aq

sz

ad ad

aduum

uum

25°N

szx

ay

ay

js

szx

Al Majma'ah

id

Nuqrahjh

hx udd uum

jh

26°N

mu

aa

id

jr

jr

ks

by id

Unayzah

aa

ks

mu

id

MPz bq

isx

Qu

uum

aa aa

mu

isx sz

uum ush

sz

ush

rt

uum

js js

sz

hx

Cb dy

Cb

js

id

isx

hx hx

kb

id

id id is

jh

is

aa

uum id

aa ks

hu

hx

sz

Cs aq

MPz

ay

uum uum za za

js

Cb

Khaybar

sz hu

bx

is is

uum er uum

uum

Buraydah

bq

id id

id

bx jh

ush

ay

dy Cb

hu

kb

hz

id id

hn

bs

is

uum szxuum sz is

ay

ay

Qu

uum

Red Sea

hx kh

jh

Hulayfah

sz

ush

ush

szx

bs

id

is

szx hu

kh

aa

Qu

id

bs

kb jh

isx

hx

Cb

js

jh

hu

Cs

kh

rw

id

is

hu

szx hx Cs

jh jh

szx

kh

as

Qu

Cb

hu

hb

uum

ush

Cs

as

udd

dy

ay

rn

fx

as

dy

hx

as

ay

Cb

za

Cs

hx

id

bs

hn id bs Qu hn bs

aa

sz Qu

id

MPz

hz aa

id id

jh

ay Qu

ay

dy

Cs

kh

as Qu

utg

za

Cs

as

ush

id bx

bx

bs aa

hn

id

id id

hn

bs

kb bs

bx

Qu

hn

Geologic data not compiled

Qu

kb

kb

jh

sz

is

hb

ush fx

kh

udd

utg

hx

ush

kb

id

kb

bs

utg

Cb

im

bs

ubu kh

utg qa

bx

MPz

bs

id

hn

ush udd

bx aa

kb

hx

ba ay

id id

id

hn

hn

aa

id

jh

MPz MPz ush

ba

uum uum

ugg Qu

za

im im

za

bs id

Cs

Al Wajh

hz bs

Qu

aa

hu

jh

id

id

bx

id

bx

qa

id

id id

bs

qaqa

ush

th

Qu

bs

id

jh

id

MPz

Al 'Ula

ba

ush

qa

Qu

MPz

qa

za Qu

MPz

jh

qa

ush

bx hn

qa ba

qa

qa ush ba

qa

hn

27°N

Cb

aa

aa

ba

ba

PHANEROZOIC

jh

id

hn

qa

qa ba

mw

21°N

id id

aa Cs

kb

bx

qa

ush

za

id id

kb

qa

nj

za

id

bs

abg

27°N

MPz

id

MPz

Cb

mw

ba

id

Qu

Qu qa

id

kb

MPz nj

Ha'il Qufar

aa

Cb

Qu

qa

Cs

Qu

id hn

abg

Cs

bx

kb

qa

mw ba

id jh

jh

gj qa

Cb

Cb jh

Cs

Cb Cb

abg Qu

Cb Cb

Cb

Cb

Cb

36°E

37°E

38°E

39°E

40°E

41°E

Scale: 1:1,500,000 50

25

0

42°E

43°E

44°E

45°E

This map is not an authority on the national boundary, coastline, or Red Sea islands 50 kms Compilation of digital data completed by the author in 2006, with technical advice from members of the Saudi Geological Survey GIS Team.

PROTEROZOIC GEOLOGY OF WESTERN SAUDI ARABIA Compiled by Peter R. Johnson 2006

This version of the map specially prepared for the Seventh Meeting of the Saudi Society for Geosciences, Riyadh, Rabi' II 1428/May 2007