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Question 1

-phaneritic
-felsic

Answer 1

Granite

Question 2

-phaneritic
-intermediate

Answer 2

diorite

Question 3

-phaneritic
-mafic

Answer 3

gabbro

Question 4

-phaneritic
-ultramafic

Answer 4

peridotite

Question 5

-aphanitic
-felsic

Answer 5

rhyolite

Question 6

-aphanitic
-intermediate

Answer 6

andesite

Question 7

-aphanitic
-mafic

Answer 7

basalt

Question 8

-porphyritic
-felsic

Answer 8

porphyritic rhyolite

Question 9

-porphyritic
-intermediate

Answer 9

porphyritic andesite

Question 10

-porphyritic
-mafic

Answer 10

porphyritic basalt

Question 11

-vesicular
-felsic

Answer 11

pumice

Question 12

-vesicular
-mafic

Answer 12

scoria

Question 13

-glassy
-felsic

Answer 13

obsidian

Question 14

-clastic
-coarse
-Rounded pebble-sized clasts with
various smaller clasts cemented
together

Answer 14

conglomerate

Question 15

-clastic
-coarse
-Angular pebble-sized clasts with
various smaller clasts cemented
together

Answer 15

brecca

Question 16

-clastic
-medium sand-sized grains
-Quartz dominated matrix; rounded,
well-sorted quartz grains cemented
together

Answer 16

quartz sandstone

Question 17

-clastic
-medium sand-sized grains
-Quartz and feldspar mixture

Answer 17

arkose

Question 18

-clastic
-fine grains
-Made up of clay minerals that are fine-
grained; layers may appear laminated

Answer 18

shale

Answer 19

fossiliferous limestone

Answer 20

oolitic limestone

Answer 21

crystalline limestone

Answer 22

coquina/skeletal packstone