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earth science

Mineral Data | Geology/Earth Science: A blog about minerals and earth science in general.; 2007-02-09 to blog, earth, earth science, educate, learn, mineral, minerals, rocks, science by m3dia
Earth Science Topics | Everything you need to know about Earth Science: From Aa to Zone Of Ablation (Or Wastage) and everything in between, from the On-Topic Network; 2005-12-09 to earth, earth science, on-topic, reference, science, world by m3dia