% % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % % %% % % % % % % % %% % % % % % % % % % % % % % % % % % % % % % % % % % N õ ! ! ! ! ! ! A A A > > > > > > m m m m m m m m m m m m ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! 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 βQp βQp sp Q c Qh c Qh sp Q c Qh a Qh sp Q sp Q sp Q sp Q sp Q sp Q a Qh a Qh f Qh a Qh sp Q sp Q l βQp l βQp s βQp l βQp s βQp l βQp p ρQcm o ρQcX p ρQwf p ρQwf p ρQwf o ρQcm o ρQwo o ρQwo p ρQpa o ρQcV o ρQcV o ρQcV o ρQwy p ρQwo op ρQw p ρQwf p ρQcm p ρQcm p ρQcm p ρQcm o ρQcI o ρQcI p ρQcI o ρQcX p ρQwf p ρQcm o ρQcX ig ρQph ig ρQpc ig ρQpc ig ρQpc ig ρQpc ig ρQpc ig ρQpc ig ρQpc ig ρQpc ig ρQpc ig ρQpc o ρQcII ig ρQpc ig ρQpc ig ρQph ig ρQpc o ρQcIV o ρQcVI p ρQcII ig ρQph ig ρQph o ρQcIII 1798 1882 1855 2098 1709 2314 1739 1791 1764 2073 1696 1693 2064 2065 2010 1745 1748 1695 1696 2217 1720 2019 Alamura p ρQwc p ρQpa 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 421000 421000 422000 422000 423000 423000 424000 424000 425000 425000 426000 426000 427000 427000 428000 428000 429000 429000 430000 430000 431000 431000 432000 432000 433000 433000 434000 434000 435000 435000 436000 436000 437000 437000 438000 438000 439000 439000 440000 440000 441000 441000 442000 442000 443000 443000 444000 444000 774000 774000 775000 775000 776000 776000 777000 777000 778000 778000 779000 779000 780000 780000 781000 781000 782000 782000 783000 783000 784000 784000 785000 785000 786000 786000 787000 787000 788000 788000 789000 789000 790000 790000 791000 791000 792000 792000 793000 793000 794000 794000 795000 795000 796000 796000 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 f Qh a Qh p ρQcm o ρQcIII o ρQwy o ρQwo p ρQpa Landslide Normal fault observed Normal fault inferred Lithological boundary transitional Caldera, crater Lithological boundary observed Lithological boundary inferred 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 HOLOCENE NON-VOLCANIC DEPOSITS MAP SHEET INDEX 1 : 250,000 1 : 50,000 SILICIC MONOGENETIC VOLCANOES WITHIN THE CORBETTI CALDERA MIDDLE PLEISTOCENE CORBETTI CALDERA LOWER PLEISTOCENE DINO FORMATION - HAWASA CALDERA HAWASA HOSAINA 2 βQp βQp sp Q sp Q sp Q l βQp l βQp l βQp ig ρN ig ρN ig ρN ig ρN ig ρN ig ρN ig ρN o ρQwy p ρQwo p ρQwo p ρQwc op ρQw p ρQwo ig ρQpc ig ρQpc ig ρQpc ig ρQpc ig ρQpc ig ρQph ig ρQph ig ρQph ig ρQph ig ρQph ig ρQph ig ρQph Wendo Koshe 750 250 500 1 2 2,000 1,250 1,000 2,250 2,500 1,500 1,750 0 m a.s.l. 750 0 m a.s.l. 1,000 1,250 500 2,250 2,500 250 2,000 1,500 1,750 Coluvial sediments c Qh Nazret Group ignimbrites (only in geological cross-section) ig ρN 35 36 UPPER MIOCENE - PLIOCENE Significant unconformity (only in lithostratigraphic scheme) 37 βQp sp Q sp Q f Qh a Qh c Qh ig ρN l βQp s βQp o ρQcX p ρQpa o ρQwo o ρQcm p ρQwo p ρQcI p ρQcm o ρQcI o ρQwy p ρQwc op ρQw p ρQwf o ρQcV ig ρQph ig ρQpc o ρQcII o ρQcVI o ρQcIV o ρQcIII CENOZOIC QUATERNARY Pleistocene middle upper Holocene lower NEOGENE Pliocene Miocene 1 Set of Geoscience Maps of Ethiopia at Scale 1 : 50,000 Geological map of Hawasa subsheet Collaborators: T. Hroch, K. Verner, Yewubinesh B., Daniel K., Habtamu M. Digital cartography: D. Čížek 1 0 1 2 3 4 Kilometres 1 0 1 2 Miles . GEOLOGICAL CROSS SECTION 1 : 50,000 LITHOSTRATIGRAPHIC SCHEME Coordinate system: Blue numbers: longitude & latitude Black numbers: UTM - zone 37 in meters Projection: Transverse Mercator Ellipsoid, Datum: Clarke 1880, Adindan Topography 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 a Qh Artu pumice cone p ρQpa Basaltic lapilli-stone (tuff-cone) I βQp Basaltic scoria (scoria cones) s βQp Chabi obsidian lava IV o ρQcIV Chabi obsidian laba V o ρQcV Chabi obsidian lava VI o ρQcVI Chabi obsidian lava III o ρQcIII Chabi obsidian lava II o ρQcII Chabi obsidian lava I o ρQcI Chabi obsidian lava old o ρQcX Chopa pumice cone p ρQcI Fluvial sediments f Qh Hawasa basalt βQp Polygenetic sediments (resedimented pyroclastics, aluvial sediments, lacustrine sediments) sp Q Wendo Koshe cone dominated by pumice p ρQwc Wendo Koshe obsidian lava young o ρQwy Wendo Koshe obsidian lava old o ρQwo Wendo Koshe pumice cone old p ρQwo Wendo Koshe pumice fall and minor flow deposits p ρQwf Wendo Koshe pumice flow deposits with intercalations of obsidian lava op ρQw monogenetic obsidian lavas in Corbetti caldera o ρQcm monogenetic pumice cones in Corbetti caldera p ρQcm Coluvial sediments c Qh Corbetti rhyolitic ignimbrites ig ρQpc Hawasa rhyolitic ignimbrites ig ρQph Nazret Group ignimbrites ig ρN MIDDLE PLEISTOCENE–HOLOCENE NON-VOLCANIC DEPOSITS CHABI VOLCANO WENDO KOSHE VOLCANO POST-CALDERA MAFIC VOLCANISM ARTU VOLCANO Editor: Vladislav Rapprich Subsheet 0738-C4 Hawasa Printed by the Geological Survey of Ethiopia in cooperation with the Czech Republic Development Cooperation - 2013 5 3 7 4 6 2a 1a 1b 2b 2b 2b 2a 1b 1a 2a 2b Lake Hawasa HAWASA Sinkile and Siraro Tabor Chabi Alamura Wendo Koshe SCHEME OF GEOLOGICAL UNITS 1 : 250,000 1a Hawasa caldera - scarps and slopes 1b Hawasa caldera - floor 2a Corbetti caldera - scarps and slopes 2b Corbetti caldera - floor 3 Hawasa basaltic belt 4 Artu volcano 5 Wendo Koshe volcano 6 Chabi volcano 7 Hawasa lake o ρQcm o ρQcIV o ρQcV o ρQcVI o ρQcII p ρQcII o ρQcI p ρQcI o ρQcX p ρQwc op ρQw p ρQwf p ρQwo s βQp l βQp βQp ig ρQpc ig ρQph ! 6 N > 14 A 42 Cross section line GEOLOGICAL MAP Contour interval: 50 meters 1 : 50,000 %% m m m 2 1 sp Q