English: Rock sample from a banded iron formation (BIF). Moodies Group, Barberton Greenstone Belt, South Africa. The group is dated at 3.15 Ga (billion years old). Scalebar is in cm. Sample courtesy: K. Lehmann and prof. J.D. Kramers
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{{Information |Description={{en|1=Rock sample from a banded iron formation (BIF). Moories Group, Barberton Greenstone Belt, South Africa. The group is dated at 3.15 Ga (billion years old). Scalebar is in cm.}} |Source=Eigenes Werk (own work) |Author=[[Use
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English: Rock sample from a banded iron formation (BIF). Moodies Group, Barberton Greenstone Belt, South Africa. The group is dated at 3.15 Ga (billion years old). Scalebar is in cm. Sample courtesy: K. Lehmann and prof. J.D. Kramers
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you alter, transform, or build upon this work, you must distribute the resulting work under the same license as the original.
{{Information |Description={{en|1=Rock sample from a banded iron formation (BIF). Moories Group, Barberton Greenstone Belt, South Africa. The group is dated at 3.15 Ga (billion years old). Scalebar is in cm.}} |Source=Eigenes Werk (own work) |Author=[[Use
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