Minerals 1
Do minerals form naturally?
Yes
What are minerals?
Basic components of rock, sand and soil on Earth.
What is rock made of?
Minerals
Can you always see the minerals in rocks?
No
If the crystals of the rock are tiny, how will the rock appear. Smooth or rigid?
Smooth
What is Mohs scale?
A scale of hardness of minerals
DAILY DOUBLE
What is it called when a mineral is made of two or more substances?
What is magma?
Liquid or semi-liquid rock
What is magma called when it reaches earth´s surface?
Lava
What are the three types of rock?
Igneous, sedimentary, metamorphic
Bananas have a high level of what mineral?
Potassium
Milk has a high level of what mineral?
Calcium
Where does sedimentary rock form?
On Earth‘s surface
DAILY DOUBLE
What type of rock can you find fossils in?
What kind of rock changes its composition and structure?
Metamorphic
Which is the mineral scored a 10 on the Mohr scale?
Diamond
What is the well-arranged structure of a mineral called?
Crystal Structure
What is intrusive igneous rock?
Magma that cools below the earth‘s surface and becomes rock
Small particles of rock, called sediment, are deposited in _____ at different times.
Layers
What is extrusive igneous rock?
What magma erupts through a volcano and cools
How do living things get minerals?
From eating and from the soil they are growing in
What are the 5 characteristics of minerals?
Structure, inorganic, brightness, color, hardness
If the lava isn’t mixed with gases or water and it cools very quickly what is formed?
Hard rock such as obsidian
What is it called when lava contains a lot of gas or liquid and when it cools the rock produced has got small holes in it?
Pumice
What is igneous rock made out of?
Magma that is cools and become solid