Fossils Flashcards
(9 cards)
1
Q
what causes MT and MR
A
- uplift and subsidence
- water frozen in glaciers
- seafloor spreading
2
Q
conditions for fossil formation
A
- hard parts
- rapid burial
- fine sediments
- highly mineralized ground water
- calm waters
3
Q
unaltered fossilization
A
- freezing
- mummification
- amber
- tar
4
Q
altered fossilization
A
- permineralization
- recrystallization
- replacement
- carbonization
5
Q
rock formation with wonderful preservation
A
lagerstatten
6
Q
high amounts of fossil material
A
konzentrat lagerstatten
7
Q
name the konzentrat lagerstattens
A
- gobi desert, mongolia
- zhucheng, china
- doehle pool, germany
8
Q
unusually well preserved fossils
A
konservat lagerstatten
9
Q
name the konservat lagerstatten
A
- solnhofen, bavaria
- mazon creek, illinois
- green river, wyoming
- burgess shale, canada
- hunsruck schiefer
- holzmaden deep water shale
- jehol group