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Stratigraphie, stratotype, couches limites

Stratigraphie, stratotype, couches limites

Stratigraphie, stratotype, couches limites

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Repères lithologiques<br />

(les économistes n’ont que faire des fossiles)<br />

Ingénieurs des mines (ex.<br />

Elie de Beaumont)<br />

« Crétacé »,<br />

« Coquillier »,<br />

« Houiller »,<br />

« Carbonifère »<br />

Trias (Bundsandstein(<br />

Bundsandstein,<br />

Mushelkalk, , …)

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