Before Mid Term

Question 1

Describe Shale.

Answer 1

Different colors / non-visible grains / Very smooth

Question 2

Describe Siltstone.

Answer 2

Different colors / non-visible grains / slightly rougher than shale

Question 3

Describe Quart Sandstone.

Answer 3

Different colors / visible grains / rough & coarse

Question 4

Describe Arkose/ Feldspar Sandstone.

Answer 4

Reddish Brown sometimes pink / visible grains / rough & coarse

Question 5

Describe Conglomerate. (gravel

Answer 5

gravel sized grains / majority of grains rounded.

Question 6

Describe Breccia. (gravel)

Answer 6

Gravel or larger sized grains / majority of grains angular

Question 7

Describe Limestone.

Answer 7

Possible fossiliferous / reacts to HCL

Question 8

Describe Calcite.

Answer 8

part of limestone and dolostone

Question 9

Halite?

Answer 9

Salt!

Question 10

Gypsum?

Answer 10

softer than halite / easily scratch w/ fingernail / layered sheet like appearance