| Al13Si5O20 (OH,F)18Cl
This sample of zunyite is displayed in the Smithsonian Museum of Natural History. Zunyite is an silicate mineral of aluminum which contains fluorine and chlorine. It has the composition Al13Si5O20(OH,F)18Cl. This sample is about 14x17 cm and is from Electric Meatball mine, Quartzite, Arizona.
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