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What are minerals?
https://australianmuseum.net.au/learn/minerals/what-are-minerals/Minerals are an integral part of the structure of the Earth. Explore what minerals are, and how they are made, how they are identified and what they are used for. Look at the specific chemical and physical properties of minerals.
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Mineral properties
https://australianmuseum.net.au/learn/minerals/properties/Find out about the properties of minerals.
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Shaping the Earth
https://australianmuseum.net.au/learn/minerals/shaping-earth/What makes the Earth unique? Where does it fit in the Solar System and, ultimately, the universe? Take a look inside the Earth and find out what it is made from and how it is structured. Look at the processes that shape the Earth.
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Gemstones
https://australianmuseum.net.au/learn/minerals/gemstones/Gemstones are prized for their beautiful colours and patterns and are used in a range of applications including jewellery, decorative items and as important features of mineral collections.
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Geological deposits and resources
https://australianmuseum.net.au/learn/minerals/geological-deposits/Geology is an important part of our economy and industry.
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The 'Barratta' Meteorite
https://australianmuseum.net.au/learn/collections/natural-science/mineralogy/mineralogy-collection-the-barratta-meteorite/The story of the 'Barratta meteorite' has a rather uncertain beginning. One version claims that in 1859 a stockman witnessed spectacular light and sound effects at a place where pieces of the meteorite were later found.
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Pyroclastic processes and materials
https://australianmuseum.net.au/learn/dinosaurs/pyroclastic-processes-and-materials/Pyroclastic means 'fire broken' and is the term for rocks formed from fragments produced by volcanic explosions.
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Metamorphism
https://australianmuseum.net.au/learn/minerals/shaping-earth/metamorphism/The word metamorphism comes from Greek and means 'change of form'. Metamorphic rocks are pre-existing rocks whose mineral composition and/or texture has been changed by processes within the Earth.
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The Sydney Basin
https://australianmuseum.net.au/learn/minerals/shaping-earth/the-sydney-basin/The Sydney Basin is a major structural basin containing a thick Permian-Triassic (290 Ma - 200 Ma (million years old)) sedimentary sequence that is part of the much larger Sydney-Gunnedah-Bowen Basin.
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Metamorphic rocks
https://australianmuseum.net.au/learn/minerals/shaping-earth/metamorphic-rocks/Metamorphic rocks form because of changes in temperature and depth of burial within the Earth in a solid state without actual melting.