Hadean time
(mineralogy) An isometric-hexoctahedral mineral containing hydrogen, iron, lead, oxygen, and tungsten.
(geology) The geologic eon from about 4,600 to 3,800 million years ago, marked by the formation of the first rocks.
plural of pointsman
A Cushitic language spoken in Ethiopia, Eritrea and Djibouti. / A region of Ethiopia.
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