Earth
Earth is made of these, like an onion.
Layers
Examples of this term include colour, layers & density.
Properties.
Two common ores/minerals mined in Australia are?
Coal, gold, lithium, iron, bauxite, lead, diamond
What are three examples of what sedimentary rocks are used for?
pavings, walls, buildings, glass, plaster, fertilisers and energy supply (coal).
This mineral starting with O is mined in Australia and can be any colour of the rainbow.
Opal.
This increases as you go deeper into the earth.
temperature / pressure
The process of breaking rock up into smaller pieces is called?
Weathering.
Streak.
True or False? Can fossils be imbedded with in a sedimentary rock?
True, they sure can!!
Minerals, metals & fossil fuels are this type of resource:
Non-renewable
Some islands such as hawaii were formed from these:
Underwater volcanoes.
Minerals in rocks may form structures called:
Crystals.
This mineral commonly mined in WA is used in rechargeable batteries:
Lithium
Coal is an example of which organic sedimentary rock?
Organic
This mineral is primarily mined at the Kalgoorlie super pit mine.
Gold.
When magma from under ground reaches earth's surface & erupts out of a voclano it is now known as:
Lava
This scale measures the hardness of minerals.
Moh's scale
Bonite, azurite & malachite are mienrals that contain a high percentage of which element that is commonly used in electrical wires?
Copper
I have crystals in me, I am soft, it's rare to see laying in my appearance and occasionally fossils are found in me. Which sedimentary rock am I?
Chemical
Australia is the leading supplier of this expesive & precious gem.
Diamonds.
This term is used to describe things like valleys, mountains, rifts, trenches and plateaus.
Geological features.
This is the hardness rating of an average fingernail.
2.5
Some minerals can glow: T/F?
True!
What are the four stages in the formation of sedimentary rocks?
erosion/transportation, deposition, compaction, cementation
This element is extracted from the mineral Bauxite.
Aluminium.