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Identifying gemstones
https://australian.museum/learn/minerals/gemstones/identifying-gemstones/Cut gemstones possess all the physical properties of the mineral from which they are cut, although the crystal shape is no longer evident.
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Cutting gemstones
https://australian.museum/learn/minerals/gemstones/cutting-gemstones/Faceted gemstones reveal the inherent qualities of a mineral, such as colour (or lack of it), clarity, fire and brilliance, which might otherwise remain hidden.
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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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Geological ore deposits
https://australian.museum/learn/minerals/geological-deposits/geological-ore-deposits/Geological ore deposits are of many different types and occur in all geological environments.
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Building Materials
https://australian.museum/learn/minerals/geological-deposits/building-materials/Perhaps the most important geological deposits are those that we use for building purposes. These come from all geological environments.
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Publish or Perish
https://australian.museum/learn/publications/publish-or-perish/Why do scientists place such a premium on scientific publication? Science editor Shane McEvey reveals the inner workings of biological science and its critical role in recognising biodiversity.
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Why is it dark in the deepsea?
https://australian.museum/learn/species-identification/ask-an-expert/why-is-it-dark-in-the-deepsea/You have probably noticed that coral reefs are colourful places. When filmed in natural light, however, much of the vibrant colour is not visible below 10 metres. The underwater world becomes increasingly blue (and eventually black) the deeper you go. Why is this?
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Tiny stingray-shaped animal
https://australian.museum/learn/species-identification/ask-an-expert/tiny-stingray/This is a curious find common in backyards and bushland, but can you identify it?
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Finding birds with bands or other marks
https://australian.museum/learn/species-identification/ask-an-expert/finding-birds-with-bands-or-other-marks/The Australian Museum often receives calls regarding birds that have a band on the leg or some other form of marking. There are different types of bands, which are placed on birds for different reasons by different people.
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UNSETTLED
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200 Treasures of the Australian Museum
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