Sedimentary facies Flashcards

1
Q

a body of sediment with distinctive
physical, chemical, and biological
attributes

A

Sedimentary Facies

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2
Q

sea level rose with
respect to the land.

A

Marine Transgression

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3
Q

shoreline migrates landward

A

Marine Transgression

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4
Q

the facies that formed in offshore
environments become superposed on
facies deposited in nearshore
environments

A

Marine transgression

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5
Q

Another aspect of a marine transgression is that the rocks making up each facies become ___ in a ____.

A

Younger ; Landward direction

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6
Q

when sea level fell with respect to the
continent and the environments that
paralleled the shoreline migrated seaward

A

Marine Regression

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7
Q

Another aspect of a marine Regression is that the rocks making up each facies become ___ in a ____.

A

Younger ; seaward direction

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8
Q

the facies seen in a conformable vertical sequence will also replace one another laterally

A

Walther’s law

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9
Q

Who developed the Walther’s law?

A

Johannes Walther

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10
Q

3 causes of marine transgression and regression

A
  1. Uplift and Subsidence
  2. The amount of Water frozen in
    Glaciers
  3. Rates of seafloor spreading
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