Zobrazeno 1 - 4
of 4
pro vyhledávání: '"Donald A. Herd"'
Autor:
C. K. ‘Bob’ Brain, Anthony R. Prave, Karl-Heinz Hoffmann, Anthony E. Fallick, Andre Botha, Donald A. Herd, Craig Sturrock, Iain Young, Daniel J. Condon, Stuart G. Allison
Publikováno v:
South African Journal of Science, Vol 108, Iss 1/2 (2012)
One of the most profound events in biospheric evolution was the emergence of animals, which is thought to have occurred some 600–650 Ma. Here we report on the discovery of phosphatised body fossils that we interpret as ancient sponge-like fossils a
Externí odkaz:
https://doaj.org/article/ef2fed8695424e0bb615facc7c76717c
Publikováno v:
American Mineralogist. 98:426-438
Pyrochlore minerals are common accessory phases in the syenite and nepheline syenite rocks of the Motzfeldt alkaline center, Gardar Province, South Greenland, and are of important economic interest due to their exceptional ability to host various hig
Publikováno v:
Geochemistry: Exploration, Environment, Analysis. 2:83-96
The Rossing Mine area in Namibia contains uranium mineralization primarily within crustally derived post-collisional sheeted leucogranites. Adjacent to the mine in the SH area, a small 1-km long granite cupola of coalesced sheets is also characterize
Autor:
Craig J. Sturrock, A.J. Botha, C.K. 'Bob' Brain, Anthony R. Prave, Karl-Heinz Hoffmann, Donald A. Herd, Daniel J. Condon, Stuart G. Allison, Iain M. Young, Anthony E. Fallick
Publikováno v:
South African Journal of Science, Vol 108, Iss 1/2 (2012)
South African Journal of Science, Volume: 108, Issue: 1-2, Pages: 01-08, Published: 2012
South African Journal of Science, Volume: 108, Issue: 1-2, Pages: 01-08, Published: 2012
One of the most profound events in biospheric evolution was the emergence of animals, which is thought to have occurred some 600-650 Ma. Here we report on the discovery of phosphatised body fossils that we interpret as ancient sponge-like fossils and