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School Study Stuff > Introduction to Rocks > Flashcards

Introduction to Rocks Flashcards

1
Q

What are the steps to the Rock Cycle

A

Magma
Crystallization
Ignoeus Rock
Erosion
Sedimentation
Sedimentary Rock
Tectonic Burial
Metamorphic
Melting of Rock and Minerals

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2
Q

What are rocks made up of?

A

One or more Minerals

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3
Q

What are the things that granite is made up of?

A

Feldspar
Quartz
Mica

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4
Q

What are minerals made up of?

A

Regularly Arranged Atoms

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5
Q

How do minerals grow?

A

Distinct Objects called Crystals

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6
Q

How many types of minerals are in crystals?

A

One type

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7
Q

True or False: A crystals atoms are arranged in an orderly, repeating pattern

A

True

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8
Q

What is a rock?

A

Any naturally occuring solid mass or aggregate of one or more minerals or mineraloid matter

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9
Q

What is a monomineralic?

A

(Some Minerals) Limestone-Calcite
Quartzite-Quartz

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10
Q

What is a Polymineralic?

A

(The majority of rocks) Granite
Quartz
Feldspar
Mica

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11
Q

What are the three main types of rocks?

A

Igneous Rock
Metamorphic Rock
Sedimentary

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12
Q

What is an igneous rock?

A

Deep in the Earth the tempatures are so high that materials, including minerals can form

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13
Q

What are sedimentary rocks?

A

Sediments come from the erosion of previously existing rocks, dissolved minerals that precipitate out of solution, or the remains of plants and animals.

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14
Q

What are the names of the rocks that form by the deposition under water?

A

Cementation and Compaction

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15
Q

What is evaporation?

A

Water leaving behind minerals (aka precipitates (Rock salt)

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16
Q

What are the types of sedimentary rocks?

A

Clastic and Non-Clastic

17
Q

What is a clastic rock?

A

Broken pieces of rock
Weathering/Erosion
Cements or compacts (lithification)
Sandstone, shale, conglomerate

18
Q

What is a Non-Clastic Rock?

A

Evaporation (Evaporites)
Organic. coal (bioclastic)

19
Q

What is Breccia?

A

Jagged Clasts

20
Q

What is a metamorphic rock?

A

When rocks are re-buried below the Earth’s surface and exposed to high pressure and tempature, the minerals become unstable and they exchange chemical elements

21
Q

True or False: Metamorphic Rocks can produce bands on the rock

A

True

22
Q

What are some examples of Parent Rock

A

Sand-stone:Quartzite
Limestone:Marble
Shale-Slate

23
Q

What are some results of Metamophism?

A

Density and Crystal Size

24
Q

What is Regional Metamorphism?

A

Affects rocks over an extensive area

25
Q

What is contact metamorphism?

A

Is due to contact with or proximity to an igneous intrusion

26
Q

What is a foliated texture?

A

Mineral Alignment

27
Q

What are the colors of the bands of minerals?

A

Light and dark

28
Q

The process in which sedimentary rocks form begins with

A

Compaction

29
Q

How many different kinds of igneous rocks are there?

A

More than 700

30
Q

The rock that makes up the ocean floor is

A

Basalt

31
Q

One property of pumice is

A

The ability to float on water

32
Q

Which of the following sedimentary rocks contains the smallest sediments?

A

Shale

33
Q

Which sedimentary rock is formed of rounded stones that have been cemented together?

A

Conglomerate

34
Q

Metamorphism begins with

A

Rock

35
Q

A metamorphic rock may undergo foliation when pressure is

A

A metamorphic rock may undergo foliation when pressure is

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