Fossils Flashcards

(9 cards)

1
Q

what causes MT and MR

A
  1. uplift and subsidence
  2. water frozen in glaciers
  3. seafloor spreading
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2
Q

conditions for fossil formation

A
  1. hard parts
  2. rapid burial
  3. fine sediments
  4. highly mineralized ground water
  5. calm waters
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3
Q

unaltered fossilization

A
  1. freezing
  2. mummification
  3. amber
  4. tar
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4
Q

altered fossilization

A
  1. permineralization
  2. recrystallization
  3. replacement
  4. carbonization
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5
Q

rock formation with wonderful preservation

A

lagerstatten

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6
Q

high amounts of fossil material

A

konzentrat lagerstatten

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7
Q

name the konzentrat lagerstattens

A
  1. gobi desert, mongolia
  2. zhucheng, china
  3. doehle pool, germany
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8
Q

unusually well preserved fossils

A

konservat lagerstatten

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9
Q

name the konservat lagerstatten

A
  1. solnhofen, bavaria
  2. mazon creek, illinois
  3. green river, wyoming
  4. burgess shale, canada
  5. hunsruck schiefer
  6. holzmaden deep water shale
  7. jehol group
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