Rocks Flashcards

1
Q

What are rocks made of

A

Minerals come together from natural cement

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2
Q

Three groups of rocks

A

Igneous
Sedimentary
Metamorphic

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3
Q

Igneous rocks formed

A

Result of volcanic activity

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4
Q

Name two igneous rocks

A

Basalt and granite

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5
Q

How is granite formed?

A

Magma cools very slowly deep in earths crust, weathering over millions of years exposes it

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6
Q

How is basalt formed

A

Lava from a volcano cools very quickly on earths surface its black in colour and is shaped in a hexagon kind of shape and can be seen in giants causeway in Antrim Derry plateau

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7
Q

What are sedimentary rocks

A

Made up of small particles that are compressed together t of orm layers of solid rock

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8
Q

Name two-three types of sedimentary rocks

A

Limestone, shale, sandstone

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9
Q

Where is limestone formed

A

Bottom of the sea

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10
Q

What is limestone made from

A

Skeletons of small creatures, fish & sea shells

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11
Q

How are limestone formed

A

Sediments compress together at bottom of sea, chemicals in sea water cement together

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12
Q

Where is limestone found

A

Burren co. Clare

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13
Q

What is limestone used for

A

Monuments, buildings

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14
Q

What colour is sandstone

A

Red/brown

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15
Q

How is sandstone formed

A

When sand is worn away from earths crust, carried by wind and rivers, layers of this compressed

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16
Q

What are metamorphic rocks?

A

Formed from rocks that already exist, form into stronger harder rocks due to great heat and pressure

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17
Q

Name two metamorphic rocks

A

Quartzite, slate, marble

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18
Q

What is Quartzite

A

Sandstone changed with great heat and pressure

19
Q

Where can Quartzite be found

A

Croagh Patrick, sugar loaf

20
Q

What is quartzite used for

A

Watches, sandpaper, road chippings

21
Q

What is marble formed from, where can it be found

A

Limestone, Connemara Galway and cork

22
Q

Fossil fuels that rocks contain

A

Oil, gas, coal, pearl

23
Q

Cream stones rock contains

A

Diamonds, opals, jade

24
Q

Precious metals rocks contain

A

Gold, silver

25
Metal ores rocks contain
Iron, copper, zinc, lead
26
What are sedimentary rocks
Made up of small particles that are compressed together t of orm layers of solid rock
27
Name two-three types of sedimentary rocks
Limestone, shale, sandstone
28
Where is limestone formed
Bottom of the sea
29
What is limestone made from
Skeletons of small creatures, fish & sea shells
30
How are limestone formed
Sediments compress together at bottom of sea, chemicals in sea water cement together
31
Where is limestone found
Burren co. Clare
32
What is limestone used for
Monuments, buildings
33
What colour is sandstone
Red/brown
34
How is sandstone formed
When sand is worn away from earths crust, carried by wind and rivers, layers of this compressed
35
What are metamorphic rocks?
Formed from rocks that already exist, form into stronger harder rocks due to great heat and pressure
36
Name two metamorphic rocks
Quartzite, slate, marble
37
What is Quartzite
Sandstone changed with great heat and pressure
38
Where can Quartzite be found
Croagh Patrick, sugar loaf
39
What is quartzite used for
Watches, sandpaper, road chippings
40
What is marble formed from, where can it be found
Limestone, Connemara Galway and cork
41
Fossil fuels that rocks contain
Oil, gas, coal, pearl
42
Cream stones rock contains
Diamonds, opals, jade
43
Precious metals rocks contain
Gold, silver
44
Metal ores rocks contain
Iron, copper, zinc, lead