Minerals
Explain inorganic. never came from living things
never came from living things
If a mineral has volume and shape, it’s known as being what?
a solid
What is true of all rocks?
they are all made up of minerals
Use your rock cycle diagram-
Two conditions that can cause sedimentary rock to change to metamorphic rock are what?
heat and pressure
Use your rock cycle diagram-
How does igneous rock become metamorphic rock?
heat and pressure, metamorphism
What is a mineral’s color determined by (test for the powder)?
streak test- scratch against a ceramic plate
streak test- scratch against a ceramic plate
Explain naturally occurring.
it happens naturally, not manufactured
igneous rock
metamorphic rock
Use your rock cycle diagram-
Heat and pressure deep beneath Earth’s surface can change any rock into what?
metamorphic rock
Use your rock cycle diagram-
How does a metamorphic rock become an igneous rock?
melting, magma, solidification
What are hardest and softest known minerals?
10-diamond, 1-talc
Explain luster.
how a mineral shines/reflects light
To describe a rock’s texture, geologists determine what?
the size, shape, and pattern of the rock’s grains.
Use your rock cycle diagram-
How is magma formed?
melting
Use your rock cycle diagram-
How are sediments formed?
weathering and erosion
Explain definite chemical composition.
made up of certain properties and proportions
(Use the Mohs Hardness Scale)
Your friend shows off her new diamond ring. You reach out and accidentally scratch it with your fingernail. Is it a real diamond ring? Explain why or why not.
Rock that forms from the cooling of magma below the surface or lava at the surface is called what?
igneous rock
Use your rock cycle diagram-
What process is necessary to change a sedimentary rock to a metamorphic rock?
heat and pressure, metamorphism
Use your rock cycle diagram-
How does magma become igneous rock?
solidification
Do most minerals break apart evenly?
What is this called when they don’t?
no
fracture
(Use the Mohs Hardness Scale)
Your friend shows off her new apatite ring. You reach out and accidentally scratch it with your topaz ring. Is it a real apatite ring? Explain why or why not.
Magma that cools very slowly deep beneath the surface forms minerals with what type of crystals?
large because they cool slowly
Use your rock cycle diagram-
Name three processes that occur in the rock cycle.
name any three
Use your rock cycle diagram-
How do sediments become sedimentary rock?
deposition and burial, compaction and/or cementation