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Phosphate minerals Reference Libraries

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Autunite
2005-05-26 12:11:56

Autonite (Hydrated Calcium Uranyl Phosphate) is a yellow - greenish fluorescent mineral with a Hardness of 2 - 2½. Due to the high content in uranium, it is radioactive and also used as uranium ore. If the mineral dries out, it converts to meta-autunite-I, which can turn into meta-autunite-II after heating. These two subsequent minerals are very rare in nature. For scientific studies it is...

Word of the Day
ethnarch
  • The governor of a province or people.
The word 'ethnarch' comes from a Greek word meaning 'ruler of a tribe or nation'.
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