Ironstone pods in the Archean Barberton greenstone belt, South Africa: Earth's oldest seafloor hydrothermal vents reinterpreted
as Quaternary subaerial springs Geology October, 2003, v. 31, p. 909-912, doi:10.1130/G19664.1
To use Bloc of Docs to access this article, or to purchase additional credits, you must first sign in above with your personal
user name and password.
If you do not have a login you may activate a subscription or register
to obtain a user name and password for free.