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Acuminite (or Acuminit or Acuminita) Sr[AlF4(OH)(H2O)] is a mineral of strontium, aluminium, fluorine, oxygen, and hydrogen. Its name comes from the Latin word acumen, meaning "spear point". Its Mohs scale rating is 3.5.

This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Acuminite". A list of authors is available in Wikipedia.
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