D.P. Hawkins's research while affiliated with Harvard University and other places

Citations

... The Chuos and Ghaub diamictites were deposited on the Congo craton and are part of the Otavi platform (Le Heron et al., 2013). The age of the Chuos is bracketed by underlying 747 ± 2 Ma volcanic rocks (Hoffman et al., 1996) and the overlying Ghaub Formation, the latter of which has an age of 635.5 ± 1.2 Ma derived from zircon in an interbedded ash layer (Hoffmann et al., 2004). These data suggest that the Chuos Formation formed during the Sturtian glaciation and the Ghaub formed during the Marinoan glaciation. ...