earth science

Tereñes Formation

Tereñes Formation is a earth science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Tereñes Formation rather than just read about it. In short: The Tereñes Formation or Tereñes Marl is a Late Jurassic (Kimmeridgian) geologic formation in Asturias, Spain. The grey marls of the formation were deposited in a lagoonal environment at a muddy coast along a temporary inland sea.

Key takeaways

Tereñes Formation belongs to earth science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Tereñes Formation to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Tereñes Formation from memory before moving on to harder problems.

Reference excerpt

The Tereñes Formation or Tereñes Marl is a Late Jurassic (Kimmeridgian) geologic formation in Asturias, Spain. The grey marls of the formation were deposited in a lagoonal environment at a muddy coast along a temporary inland sea. The lower section of the formation comprises silty and chalky sandstones with desiccation cracks and ripple marks, then becomes a bituminous, prominently ostracod-bearing, pelecypod shell chalk, lime chalk marl and marl. Fossil tracks have been reported from the formation. The Terenes and Lastres Formations are regarded as lateral equivalents.

Fossil content The following fossils were reported from the formation:

Dinosaurs Theropoda indet. ?Allosauroidea indet. Neosauropoda indet. Ankylopollexia indet. Crocodylimorphs Dakosaurus sp. cf. Machimosaurus sp. Ichnofossils Gigantosauropus asturiensis Hispanosauropus hauboldi

See also List of dinosaur-bearing rock formations List of stratigraphic units with sauropodomorph tracks Sauropod tracks

References

Bibliography Young, M.T.; Hua, S.; Steel, L.; Foffa, D.; Brusatte, S.L.; Thuring, S.; Mateus, O.; Ruiz Omeñaca, J.I.; Havlik, Y. Lepage, and M.B. Andrade, P. (2014). "Revision of the Late Jurassic teleosaurid genus Machimosaurus (Crocodylomorpha, Thalattosuchia)". Royal Society Open Science. 1 (2) 140222. Bibcode:2014RSOS....140222Y. doi:10.1098/rsos.140222. hdl:10141/622162. PMC 4448888. PMID 26064545.{{cite journal}}: CS1 maint: multiple names: authors list (link) Ruiz Omeñaca, J.I.; Piñuela, L.; García Ramos, J.C. (2012). "Primera descripción de dientes de dinosaurios terópodos en la Formación Tereñes (Kimmeridgiense), Asturias (First description of theropod dinosaur teeth in the Tereñes Formation (Kimmeridgian), Asturias)". Geogaceta. 52: 177–180. Ruiz Omeñaca, J.I.; Piñuela, L.; García Ramos, J.C. (2010). "Dakosaurus sp. (Thalattosuchia: Metriorhynchidae) en el Kimmeridgiense de Colunga (Asturias)". Comunicaciones del V Congreso del Jurásico de España: 193–199. Ruiz Omeñaca, J.I.; Canudo, J.I.; Piñuela, L.; García Ramos, J.C. (2007). "Dientes de dinosaurios carnívorous (Saurischia: Theropoda) del Jurásico Superior de Asturias (Teeth of carnivorous dinosaurs (Saurischia: Theropoda) from the Upper Jurassic of Asturias)". IV Jornadas Internacionales sobre Paleontología de Dinosaurios y su Entorno, Salas de los Infantes, Spain: 95–97. Weishampel, David B.; Dodson, Peter; Osmólska, Halszka, eds. (2004). The Dinosauria (2nd ed.). Berkeley: University of California Press. pp. 1–880. ISBN 0-520-24209-2. Retrieved 2019-02-21. Mensink, H.; Mertmann, D. (1984). "Dinosaurier-Fährten (Gigantosauropus asturiensis n. g. n. sp.; Hispanosauropus hauboldi n. g. n. sp.) im Jura Asturiens bei La Griega und Ribadesella (Spanien)". Neues Jahrbuch für Geologie und Paläontologie - Monatshefte. 7: 405–415. doi:10.1127/njgpm/1984/1984/405.

Worked examples

Example 1 — a first encounter with Tereñes Formation

Start with the simplest possible case. Write down what Tereñes Formation claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In earth science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Tereñes Formation before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Tereñes Formation ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Tereñes Formation

In research: Tereñes Formation appears in earth science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Tereñes Formation in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Tereñes Formation is common in secondary-school and first-year university syllabi. It links to neighbouring topics Geography of Asturias, Geologic formations of Spain, Ichnofossiliferous formations, so understanding it makes those chapters shorter.
In everyday life: Look for Tereñes Formation outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Tereñes Formation in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Tereñes Formation means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Tereñes Formation out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Tereñes Formation in simple terms?

Why does Tereñes Formation matter?

Because it connects several earth science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Tereñes Formation?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Tereñes Formation.