Archean


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Related to Archean: archaean, Proterozoic
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  • noun
  • adj

Synonyms for Archean

of or relating to the earliest known rocks formed during the Precambrian Eon

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References in periodicals archive ?
Because mantle temperatures were higher during the Archean eon, Earth's primary crust that formed at the time must have been very thick and also very rich in magnesium.
Study author, Dr Ray Burgess, from Manchester's School of Earth, Atmospheric and Environmental Sciences, said that during the Archean the solar energy received at the surface of the Earth was about 20 to 25 percent lower than present.
Speaking about the solution, Sundar, Business Manager, Archean Design and Development says, "Striving to be a leading player in the real-estate industry, wecontinuouslyattempt to enhanceour customer interactionsin both responding to enquiries and reaching out for new offers.
The Archean Group has multi-national operations in the field of salt, mining, shipping, construction materials and industrial chemicals covering three continents.
Komattites are rare ultramafic volcanic and subvolcanic rocks that occur, predominantly, in Archean and Paleoproterozoic greenstone belts.
In the vicinity of Isua, located 160 km NW of outer Godthabsfjord, a dyke swarm that has been correlated with the Ameralik swarm was largely unaffected by late Archean events.
Clean Coal is pleased to announce this latest payment from our joint venture with Archean for the construction of our pilot plant," stated Robin Eves, Director, President and CEO of Clean Coal Technologies.
During the Archean the solar energy received at the surface of the Earth was about 20 to 25 % lower than present," said study author, Dr Ray Burgess, from Manchester's School of Earth, Atmospheric and Environmental Sciences.
The authors find that some of the other potential solutions could have produced some warming during the Archean, but none individually produced enough warming to avoid widespread glaciation.
Scientists have spotted this signature in rocks from the Archean eon, which stretched from about 3.
This northeastern part of the Superior Province, with good exploration potential for gold, base metals and diamond deposits, represents the largest under-explored frontier region of exposed Archean crust in the Canadian Shield.
The Trans-Hudson orogen is a major Early Proterozoic suture between the Archean Rae-Hearne and Superior cratons of the western Churchill Province.
Archean Energy will first evaluate the 715,000 acre area known as the Benin Offshore Block 3 by reprocessing existing seismic data with the acquisition of new data commencing immediately.