TRUE or FALSE? All rocks are made of minerals. What is the hardest minerals on the Mohs hardness...
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Transcript of TRUE or FALSE? All rocks are made of minerals. What is the hardest minerals on the Mohs hardness...
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Rocks and Minerals
Prep
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TRUE or FALSE?TRUE or FALSE?
All rocks are made of minerals.
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What is the hardest minerals on the Mohs hardness scale??
Diamond
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What type of properties are best to identify minerals?
Characteristic properties
Crystalline structure, reaction with acid, hardness, transparency, luster
Properties like size, shape, color, mass…can change and don’t help
identify
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A.
B.
C.
D.
E.
The scale ranking minerals from softest to hardest is called?
None of the above
Light refraction
Hard Rock ratings
Durability scale
Mohs hardness scale
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TRUE or FALSE?TRUE or FALSE?
Rocks and minerals are used in construction, hygiene products, and decorations
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A.
B.
C.
D.
E.
When you can see through a mineral sample, but the image is blurry, it is called…
glassy
opaque
transparent
translucent
brilliant
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TRUE or FALSE?TRUE or FALSE?
Minerals are inorganic materials found naturally on earth
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TRUE or FALSE?TRUE or FALSE?
Synthetic minerals are considered real minerals.
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What profession studies rocks, minerals, and other inorganic parts of the earth
Geologist
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How are igneous rocks formed?
The cooling of magma
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How are metamorphic rocks formed?
Heat and pressure
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How are sedimentary rocks formed?
Weathering, compacting, cementing
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What is an intrusive igneous rock?
An igneous rocks that forms from the cooling of magma beneath the earth’s surface
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What is an extrusive igneous rock?
An igneous rock that forms from the cooling of lava above the earth’s surface.
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What is fracture?
When a mineral breaks in a ragged line
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What is cleavage?
When a mineral breaks in a sharp line.
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Dull, glassy, and brilliant are all used to describe a mineral’s …
Luster
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TRUE or FALSE?TRUE or FALSE?
Rocks and minerals are renewable resources
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What are some examples of igneous rocks?
Obsidian, granite, kimberlite, basalt, pumice
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What are some examples of metamorphic rocks?
Slate, gneiss, marble
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What are some examples of sedimentary rocks?
Limestone, coal, sandstone
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TRUE or FALSE?TRUE or FALSE?
The law of superpostion states that older rocks are on the bottom.
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What is the softest mineral on the Mohs hardness scale?
Talc
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Draw out the rock cycle.
See next slide for answer
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What is crystalline structure?
The organization of a specific set of atoms that are arranged in a repeating pattern
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What is the difference between magma and lava?
Magma is molten rock beneath the earth’s surface.
Lava is molten rock above the earth’s surface.