Igneous Rocks Flashcards

1
Q

Igneous Rocks

A

cooling or hardening of lava or magma

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Extrusive

A

formed outside

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Intrusive

A

formed inside

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Texture

A

size, shape, order of mineral crystals

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Felsic

A

light color rocks
thick
high silica
low density

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Mafic

A

dark color rocks
thin
low in silica
high density

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Porous

A

to have many holes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Coarse

A

rough

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Fine

A

small smooth crystals

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Obsidian

A

ONLY exception to the color rule

high in silica

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Intermediate rocks

A

like both felsic and malfic rocks

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Intrusive Rocks

A
Underground
Large
Course
Slow speed
Magma
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Magma

A

Magma below the earth

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Lava

A

Magma above the earth

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Glassy/Glassy & Porous

A
Above
no crystals
glassy/porous
very fast speed
Lava
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Extrusive

A
Above
Invisable/small
Fine
Fast speed
Lava