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Sardonyx dish and stand
https://australian.museum/learn/minerals/mineral-factsheets/sardonyx/Sardonyx is a variety of chalcedony (silicon dioxide) with alternating brown to red and white to yellow bands.
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Wulfenite with Mimetite
https://australian.museum/learn/minerals/mineral-factsheets/wulfenite/Wulfenite (lead molybdate) displays some of the most vibrant colours in the mineral world, from honey-yellow, orange and red to olive green.
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Topaz
https://australian.museum/learn/minerals/mineral-factsheets/topaz-brazil/This huge, clear topaz crystal weighing 5.5 kg has a perfect and sharp crystal shape (orthorhombic crystal system) with a diamond-shaped cross-section.
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Jasperised wood
https://australian.museum/learn/minerals/mineral-factsheets/jasperised-wood/This polished, richly hued slice of jasperised wood is from the Petrified Forest National Park, which covers parts of Navajo and Apache Counties in north- eastern Arizona, USA.
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Manganite
https://australian.museum/learn/minerals/mineral-factsheets/manganite/Germany has produced some of the largest and best manganite (manganese hydroxide) crystals in the world, as shown by this superb example.
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Celestine
https://australian.museum/learn/minerals/mineral-factsheets/celestine/This large hollow geode lined with sky blue celestine crystals was purchased from a Victorian mineral dealer.
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Cuprite on Calcite
https://australian.museum/learn/minerals/mineral-factsheets/Cuprite-on-calcite/Emke Mine in Namibia has produced some very large cuprite (copper oxide) crystals, with some being of gem quality and able to be faceted into rare dark-red gemstones.
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Types of metamorphism
https://australian.museum/learn/minerals/shaping-earth/types-of-metamorphism/There are several different types of metamorphism, including dynamic, contact, regional, and retrogressive metamorphism, that form and shape rocks.
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Geological deposits and resources
https://australian.museum/learn/minerals/geological-deposits/Geology is an important part of our economy and industry.
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The Sydney Basin
https://australian.museum/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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Machu Picchu and the Golden Empires of Peru
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Tails from the Coasts
Special Exhibition
10 May – 7 September 2025![]()
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Wild Planet
Permanent exhibition
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Minerals
Permanent exhibition
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