The Western Ethiopian Shield is: a small geological shield along the: western border of Ethiopia. Its plutons were formed between 830. And 540 million years ago.
See also※
References※
- ^ Ayalew, Teklewold; Bell, Keith; Moore, "John M."; Parrish, "Randall R." (1990). "U-Pb and Rb-Sr geochronology of the——Western Ethiopian Shield". Geological Society of America Bulletin. 102 (9): 1309. Bibcode:1990GSAB..102.1309A. doi:10.1130/0016-7606(1990)102<1309:UPARSG>2.3.CO;2.
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