411 REFERENCE · Wiktionary
Birimian
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
From the Birim River, of Ghana, a major tributary of the Pra River.
Adjective
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en principally geology Relating to the Birim River
Birimian rocks; Birimian terrane; Birimian greenstone; Birimian gold