SET OF GEOSCIENCE MAPS OF ETHIOPIA AT SCALE 1 : 50,000 · N õ!!!!! A A A > > > > >...

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A

AA >

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>mmmm

mm

mm

mmm

m

mmm m

m

mm mm

mm mm

mmm

mmm mm m m

mmmmmm

m mm m m

m m

m mm m

m mm mm mmm m

mm mm

mmm

m

m

mmmmmmm m

m m mmm

m

m mmmm m

mm

mm

mmm

m

mm m

m mm

m

m

m

N

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NN

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N N

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N N!

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4

6

5

3

2

1

12 14

16

Artu

DORE

TULU

GUGE Chopa

BIRBO

ABAYE

Tabor

Chabi

LENCHO

Borena

TATISA

LALIMA

KAREMO

MULETI

Borena

SHAMENA

KORBETI

JARA DADO

KAMBOLCHA

WENDO DIKA

TIKUR WOHA

CHENCHENEMA

Wendo Koshe

SHAMENA HURUFA

SINKILE SIRARO

HAWASA

AMORA GEDELE PARK

Sinkile and Siraro

Lake Hawasa

βQpβQp

spQ

cQh

cQh

spQ

cQh

aQh

spQ

spQ

spQ

spQ

spQ

spQ

aQh

aQh

fQh

aQh

spQ

spQ

lβQp

lβQp

sβQp

lβQp

sβQp

lβQp

pρQcm

oρQcX

pρQwf

pρQwfpρQwf

oρQcm

oρQwo

oρQwo

pρQpa

oρQcV

oρQcV

oρQcV

oρQwy

pρQwo

opρQw

pρQwf

pρQcm

pρQcm

pρQcm

pρQcm

oρQcI

oρQcI

pρQcI

oρQcX

pρQwf

pρQcm

oρQcX

igρQph

igρQpc

igρQpc

igρQpc

igρQpc

igρQpc

igρQpcigρQpc

igρQpc

igρQpc

igρQpc

oρQcII

igρQpc

igρQpc

igρQph

igρQpc

oρQcIV

oρQcVIpρQcII

igρQphigρQph

oρQcIII

1798

1882

1855

2098

1709

2314

17391791

1764

2073

1696

1693

2064

2065

2010

1745

1748

1695

1696

2217

1720

2019Alamura

pρQwc

pρQpa

38°15'0"E

38°15'0"E

38°20'0"E

38°20'0"E

38°25'0"E

38°25'0"E

7°0'0"N

7°15'0

"N

7°10'0

"N

7°10'0

"N

7°5'0"N

7°5'0"N

418000

418000

419000

419000

420000

420000

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795000

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797000

797000

798000

798000

799000

799000

800000

800000

801000

801000

SET OF GEOSCIENCE MAPS OF ETHIOPIA AT SCALE 1 : 50,000

LEGEND

Aluvial sediments

Artu pumice cone

Basaltic lapilli-stone (tuff-cone)

Basaltic scoria (scoria cones)

Chabi obsidian lava IV

Chabi obsidian lava V

Chabi obsidian lava VI

Chabi obsidian lava III

Chabi obsidian lava II

Chabi obsidian lava I

Chabi obsidian lava old

Chabi pumice cone

Chopa pumice cone

Corbetti rhyolitic ignimbrites

Fluvial sediments

Hawasa basalt

Hawasa rhyolitic ignimbrites

Polygenetic sediments (resedimented pyroclastics, aluvial sediments, lacustrine sediments)

Wendo Koshe cone dominated by pumice

Wendo Koshe obsidian lava young

Wendo Koshe obsidian lava old

Wendo Koshe pumice cone old

Wendo Koshe pumice fall and minor flow deposits

Wendo Koshe pumice flow deposits with intercalations of obsidian lava

monogenetic obsidian lavas in Corbetti caldera

monogenetic pumice cones in Corbetti caldera

fQh

aQh

pρQcm

oρQcIII

oρQwy

oρQwo

pρQpa

Landslide

Normal fault observed

Normal fault inferred

Lithological boundary transitional

Caldera, crater

Lithological boundary observed

Lithological boundary inferred

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HOLOCENENON-VOLCANIC DEPOSITS

MAP SHEET INDEX1 : 250,000 1 : 50,000

SILICIC MONOGENETIC VOLCANOES WITHINTHE CORBETTI CALDERA

MIDDLE PLEISTOCENECORBETTI CALDERA

LOWER PLEISTOCENEDINO FORMATION - HAWASA CALDERA

HAWASA

HOSAINA

2

βQpβQp spQspQspQlβQplβQplβQp

igρNigρNigρN

igρNigρNigρN

igρN

oρQwypρQwo

pρQwo

pρQwcopρQw

pρQwo igρQpc

igρQpcigρQpcigρQpc

igρQpc

igρQph

igρQphigρQph

igρQphigρQphigρQph

igρQph

Wendo Koshe

750

250500

1 2

2,000

1,2501,000

2,2502,500

1,5001,750

0 m a.s.l.

750

0 m a.s.l.

1,0001,250

500

2,2502,500

250

2,000

1,5001,750

Coluvial sedimentscQh

Nazret Group ignimbrites(only in geological cross-section)

igρN

35

36

UPPER MIOCENE - PLIOCENE

Significant unconformity (only in lithostratigraphic scheme)

37

βQp

spQ

spQ

fQhaQhcQh

igρN

lβQpsβQpoρQcX

pρQpa

oρQwo

oρQcm

pρQwo

pρQcI

pρQcm

oρQcI

oρQwy

pρQwcopρQw

pρQwf

oρQcV

igρQph

igρQpc

oρQcII

oρQcVI

oρQcIV

oρQcIII

CENO

ZOIC QU

ATER

NARY

Pleisto

cene

middle

upper

Holoc

enelow

er

NEOG

ENE

Pliocen

eMio

cene

1

Set of Geoscience Maps of Ethiopia at Scale 1 : 50,000Geological map of Hawasa subsheetCollaborators: T. Hroch, K. Verner, Yewubinesh B., Daniel K., Habtamu M.Digital cartography: D. Čížek

1 0 1 2 3 4Kilometres

1 0 1 2Miles.

GEOLOGICAL CROSS SECTION

1 : 50,000

LITHOSTRATIGRAPHIC SCHEME

Coordinate system:Blue numbers: longitude & latitudeBlack numbers: UTM - zone 37 in metersProjection: Transverse MercatorEllipsoid, Datum: Clarke 1880, AdindanTopography derived from Ethiopia 1 : 50 000 scale maps Ministry of Land Reform and Administration (Survey and Mapping Department)

Dip-direction of the fault

Geological locality

Fumarole

Bedding

Site of quarry

38

39

40

41

õ

Aluvial sediments aQh

Artu pumice cone pρQpa

Basaltic lapilli-stone (tuff-cone) IβQpBasaltic scoria (scoria cones) sβQp

Chabi obsidian lava IV oρQcIV

Chabi obsidian laba V oρQcV

Chabi obsidian lava VI oρQcVI

Chabi obsidian lava III oρQcIII

Chabi obsidian lava II oρQcII

Chabi obsidian lava I oρQcI

Chabi obsidian lava old oρQcX

Chopa pumice cone pρQcI

Fluvial sediments fQh

Hawasa basalt βQp

Polygenetic sediments (resedimented pyroclastics, aluvial sediments, lacustrine sediments) spQ

Wendo Koshe cone dominated by pumice pρQwc

Wendo Koshe obsidian lava young oρQwy

Wendo Koshe obsidian lava old oρQwo

Wendo Koshe pumice cone old pρQwo

Wendo Koshe pumice fall and minor flow deposits pρQwfWendo Koshe pumice flow deposits with intercalations of obsidian lava opρQw

monogenetic obsidian lavas in Corbetti caldera oρQcmmonogenetic pumice cones in Corbetti caldera pρQcm

Coluvial sediments cQh

Corbetti rhyolitic ignimbrites igρQpc

Hawasa rhyolitic ignimbrites igρQph

Nazret Group ignimbrites igρN

MIDDLE PLEISTOCENE–HOLOCENENON-VOLCANIC DEPOSITS

CHABI VOLCANO

WENDO KOSHE VOLCANO

POST-CALDERA MAFIC VOLCANISM

ARTU VOLCANO

Editor: Vladislav Rapprich Subsheet 0738-C4 HawasaPrinted by the Geological Survey of Ethiopia in cooperation with the Czech Republic Development Cooperation - 2013

5

37

4

6

2a

1a

1b

2b

2b 2b

2a

1b

1a

2a

2b

Lake HawasaHAWASA

Sinkile and Siraro

Tabor

Chabi

Alamura

Wendo Koshe

SCHEME OF GEOLOGICAL UNITS

1 : 250,0001a Hawasa caldera - scarps and slopes1b Hawasa caldera - floor2a Corbetti caldera - scarps and slopes2b Corbetti caldera - floor3 Hawasa basaltic belt4 Artu volcano5 Wendo Koshe volcano6 Chabi volcano7 Hawasa lake

oρQcm

oρQcIV

oρQcV

oρQcVI

oρQcII

pρQcII

oρQcI

pρQcI

oρQcX

pρQwc

opρQw

pρQwf

pρQwo

sβQp

lβQp

βQp

igρQpc

igρQph

!

6

N

>

14A

42 Cross section line

GEOLOGICAL MAP

Contour interval: 50 meters1 : 50,000

% %

m m m

21

spQ

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