Your search returned 109 results
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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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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 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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Metamorphism
https://australian.museum/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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Gemstone accolades and museum outreach
https://australian.museum/learn/news/blog/gemstone-accolades-and-museum-outreach/Gemstones flash brightly for Australian Museum Geoscience activities at present.
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A Cave Made to Order
https://australian.museum/learn/news/blog/amri-a-cave-made-to-order/The Australian Museum used to have its own richly-decorated limestone cave
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Earthquakes and tsunamis
https://australian.museum/learn/news/blog/earthquakes-and-tsunamis/What causes earthquakes and why do tsunamis often follow a large earthquake?
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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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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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Fluorite
https://australian.museum/learn/minerals/gemstones/fluorite/Facts about Fluorite.
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