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ⓘ Encyclopedia | Geography - Geography, Outline of geography, Adigrat Sandstone, Amba Aradam Formation, Antalo Limestone, Ashangi Basalts ..



                                               

Geography

Geography is a field of science devoted to the study of the lands, features, inhabitants, and phenomena of the Earth and planets. The first person to use the word γεωγραφία was Eratosthenes. Geogra...

                                               

Outline of geography

a social science – field of academic scholarship that explores aspects of human society human geography. a field of science – widely recognized category of specialized expertise within science, and...

                                               

Adigrat Sandstone

The Adigrat Sandstone formation in north Ethiopia, in a wide array of reddish colours, comprises sandstones with coarse to fine grains, and locally conglomerates, silt- and claystones. Given the ma...

                                               

Amba Aradam Formation

The Amba Aradam Formation is a Cretaceous sandstone formation in Ethiopia. It is up to 200 metres thick, for instance in the Degua Tembien district. As fossils are absent, the age of the Amba Arada...

                                               

Antalo Limestone

The Antalo Limestone, also known as the Antalo Sequence, is a geological formation in Ethiopia. It is between 300 and 800 metres thick and comprises fossiliferous limestones and marls that were dep...

                                               

Ashangi Basalts

The Ashangi Basalts are the earliest Tertiary volcanic rocks in north Ethiopia, hence they are in the lowest position. These dark porphyritic basalts are separated from the Mesozoic formations belo...

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