Lab Final Flashcards
1
Q
Manastash ridge: what caused the tilting of the layers
A
Compression
2
Q
Manastash: why are there vesicles in only a certain layer
A
Cooled faster
3
Q
Manastash: what did the area look like during quiet time of eruptions
A
Flat: wind and water transformed the crossbeds
4
Q
How do you explain the crossbeds
A
Wind and water transformed them
5
Q
Manastash: how do you explain a thin pebble rich layer
A
High energy water
6
Q
Craig’s Hill: which were deposited in fast energetic water? Conglomerates or siltstone
A
Conglomerate, faster water can take larger material
7
Q
Creation of siltstone layers
A
Still waters, damned the rivers with glaciers, landslide, shows where the floodplain was
