MINERALS
Give 2 examples of minerals.
Fedespar, Quartz, Gypsim, Fluorite etc
What is a rock?
Rocks are natural solids which contain one or more types of minerals. They can also have parts of dead living things.
How are landforms shaped?
The Earth's relief is the result of the action of internal and external geological processes.
Most of the materials we use in our daily lives are obtained from _____ and ______
rocks and minerals
What are the external geological agents?
surface water, underground water, wind, glaciers, seas, living things
What are the characteristics of a mineral?
natural, solid, and inorganic
What are the three classification of rocks?
Igneous Rocks, Sedimentary Rocks, Metamorphic Rocks
What are the different internal geological processes?
Earthquakes, volcanoes, and the formation of mountain ranges
What is mining?
the extraction of minerals and rocks from the ground
What are the three types of geological processes?
erosion, transportation, and deposition
Wat are the physical properties of minerals?
colour, lustre, magnetism, hardness
What are Igneous Rocks?
formed when magma and lava cools down and solidifies
What are earthquakes?
sudden shakes of the ground due to the release of the Earth's internal energy.
What are the two types of mining?
Underground and Surface Mining
Explain Erosion
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What are the classification of minerals?
Silicates and Non-Silicates
What are Sedimentary Rocks?
Formed from fragments of other rocks or parts of dead living things such as shells or skeletons.
These are fouond on land and beneath the sea
Volcanoes
What's the difference between Underground and Surface mining?
Underground mining is used to extract minerals or rocks that are found deep in the ground while surface mining is used to extract minerals or rocks near the surface.
Explain Transportation
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What´s the difference between silicates and non-silicates?
Silicates are the most abundant minerals and they contain silicon and oxygen. Non-Silicates do not contain silicon and oxygen.
What are Metamorphic Rocks?
These are Igneous or Sedimentary rocks which have been changed after they were subjected to heat or pressure or both.
What are Mountain Ranges?
Form when pieces of Earth's crust, called plates, smash against each other and pushed upwards
Give different ways to promote sustainable mining.
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Explain Deposition
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