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Amethyst geode
https://australian.museum/learn/minerals/mineral-factsheets/amethyst-geode/Brazil contains some of the deepest purple amethyst and largest geodes ever found. This impressive amethyst-lined geode shows hundreds of glittering crystals.
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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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Object and species identification
https://australian.museum/learn/species-identification/Curious about objects or specimens you've discovered? Identify Australasian animal life, geology and cultural objects through our Ask an Expert enquiry form, common enquiries webpages or discover species with our Identification key.
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Earth: Rocks and minerals
https://australian.museum/learn/teachers/at-the-museum/earth-rocks-minerals/Explore a range of rocks and minerals in this hands-on Museum educator-led program.
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Burra
Permanent kids learning space
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Wansolmoana
Permanent exhibition
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Minerals
Permanent exhibition
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