- chemostratigraphy
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chemostratigraphy
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Chemostratigraphy — or correctly termed Chemical Stratigraphy is the study of the variation of chemistry within sedimentary sequences. The name of the field is relatively young, having only come into common usage in the early 1980s, but the basic idea of… … Wikipedia
Stratigraphy — Stratigraphy, a branch of geology, studies rock layers and layering (stratification). It is primarily used in the study of sedimentary and layered volcanic rocks. Stratigraphy includes two related subfields: lithologic or lithostratigraphy and… … Wikipedia
Diabase — /ˈd … Wikipedia
Geological unit — A geological unit is a volume of rock or ice of identifiable origin and age range that is defined by the distinctive and dominant, easily mapped and recognizable petrographic, lithologic or paleontologic features (facies) that characterize it.… … Wikipedia
Cerro Azul (Chile volcano) — Cerro Azul The peak of Cerro Azul volcano lies behind Quizapu crater, which was formed by eruptions during the twentieth century … Wikipedia
Norian — System Series Stage Age (Ma) Jurassic Lower Hettangian younger Triassic Upper … Wikipedia
Nobres — is a city in the state of Mato Grosso, Brazil. It is located approximately 140 kilometers from Cuiabá on the south slopes of the Serra Azul. Tourists are encouraged to visit the region for its beautiful waterways and limestone caves.[1] The rock… … Wikipedia
Ediacara biota — The Ediacara (IPAEng|ˌiːdɪˈækərə, formerly Vendian) biota are ancient lifeforms of the Ediacaran Period, which represent the earliest known complex multicellular organisms. They appeared soon after the Earth thawed from the Cryogenian period s… … Wikipedia
Dolerit — Spielplatz der Riesen , Doleritfelsen nahe der Farm Gariganus, Namibia Dolerit (griech. δολερός (dolerós): listig, trügerisch) ist ein grobkörniges Basaltgestein,[1] das aufgrund seines Gefüges dem Gabbro ähnelt. Es tritt in kleineren … Deutsch Wikipedia
Biota del periodo Ediacárico — Dickinsonia costata, un organismo ediacárico icónico, que muestra la apariencia «acolchada» típica de muchos organismos de esta biota. Los organismos … Wikipedia Español
