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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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Recovering a 'lost collection' - the Saemann minerals
https://australian.museum/learn/news/blog/recovering-a-lost-collection/Not much has been written about our oldest surviving mineral collection because for more than 150 years it’s been almost lost to sight.
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History of the Minerals Department
https://australian.museum/about/history/people/history-of-the-minerals-department/The mineral collection is one of the oldest and largest collections in the country, housing many examples of early Australian mining.
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Geological origin of gemstones
https://australian.museum/learn/minerals/gemstones/geological-origin-of-gemstones/Gemstones are formed below the Earth's surface and can sometimes show traces of other minerals, called inclusions.
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Valuing gemstones
https://australian.museum/learn/minerals/gemstones/valuing-gemstones/Gemstones are valuable because they are a rare and desirable commodity. They also represent time and labour spent on cutting and presentation.
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Tails from the Coasts
Special exhibition
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Burra
Permanent kids learning space
10am - 4.30pm![]()
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Minerals
Permanent exhibition
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