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Topic: Statherian


In the News (Fri 13 Nov 09)

  
  Statherian - Wikipedia, the free encyclopedia   (Site not responding. Last check: 2007-10-31)
Look for Statherian in Wiktionary, our sister dictionary project.
Look for Statherian in the Commons, our repository for free images, music, sound, and video.
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www.brujula.net /english/wiki/Statherian   (91 words)

  
 Anais da Academia Brasileira de Ciências - Carbon isotope fluctuations in Precambrian carbonate sequences of several ...   (Site not responding. Last check: 2007-10-31)
Mono-zircon fractions from the Saquinho meta-trachyandesite, near the Coreaú village, Ceará, in the Middle Coreaú domain yielded concordant plots with an upper intersect of 1.78 Ga (Magini et al.
This would imply a probable Late Paleoprotereozoic age for the Ubajara Group metasedimentary rocks, much older than previously supposed, something which requires further confirmation.
Statherian Taphrogenesis in the Borborema Province, NE Brazil.
www.scielo.br /scielo.php?script=sci_arttext&pid=S0001-37652000000400006   (5650 words)

  
 Pharyngula: Age of the Earth
Also, the Ediacaran is the most recently fully approved one, but there are a whole passle of new Periods in the works.
From oldest to youngest, they are: (for the Paleoproterozoic Era) Siderian, Rhyacian, Orosirian, Statherian; (for the Mesoproterozoic Era) Calymmian, Ectasian, Stenian; (for Neoproterozoic Era) Tonian, Cryogenian, Ediacaran.
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scienceblogs.com /pharyngula/2006/07/age_of_the_earth.php   (2789 words)

  
 Geological Society - Teaching Resources - Mnemomania
Thomas Holtz (University of Maryland) has created the following mnemonic for the proposed new Proterozoic Periods:
For: Siderian Rhyacian Orosirian Statherian (Paleoproterozoic); Calymminian Ectasian Stennian (Mesoproterozoic); Tonian Cryogenian Ediacaran (Neoproterozoic).
Phil Plummer CGeol writes: "During my university days (a quarter of a century ago!) the following mnemonic was used for the mineral hardness scale: The Gem Cutters From Adelaide Must Queue To Cut Diamonds, the minerals, of course, being Talc, Gypsum, Calcite, Fluorite, Apatite, Microcline, Quartz, Topaz, Corundum, Diamond."
www.geolsoc.org.uk /template.cfm?name=Mnemonics   (1169 words)

  
 Neoproterozoic info here at en.88of100c.info   (Site not responding. Last check: 2007-10-31)
However, in 2004, the International Union of Geological Sciences ratified the Ediacaran old age to be a geological old age of the Neoproterozoic, ranging from 635 to 544 million elderliness before present.
Proterozoic eon Paleoproterozoic era Mesoproterozoic era Neoproterozoic era Siderian Rhyacian Orosirian Statherian Calymmian Ectasian Stenian Tonian Cryogenian Ediacaran Database "http://en.89of100e.info/Neoproterozoic"
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en.88of100c.info /Neoproterozoic   (671 words)

  
 Mon.Geo.no.23
In the south eastern and western Gashuun Tolgoi, the metamorphic rocks are cut by second phase granites of Neoproterozoic intrusive complex.
All above mentioned facts suggest that most high grade metamorphic rock of the study area is similar to Paleoproterozoic Statherian Khutag Uul metamorphic complex which belongs to Khangiltsag horizon (older than 1600 Ma).
Alekseichik S.N, Stephanenko A.Ya, Likhacheva I.A. Tentative open file mapping report of geological project 56, 1943.
staff.aist.go.jp /takahashi.yuh/mg23.html   (9750 words)

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