bn:01735597n
Noun Concept
Categories: Cubic minerals, Minerals in space group 198, Ammonium minerals, Minerals described in 1989, Magnesium minerals
EN
Efremovite  IMA1987-033a
EN
Efremovite is a rare ammonium sulfate mineral with the chemical formula: 2Mg23. Wikipedia
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EN
Efremovite is a rare ammonium sulfate mineral with the chemical formula: 2Mg23. Wikipedia
Sulfate mineral Wikidata
An isometric-tetartoidal mineral containing hydrogen, magnesium, nitrogen, oxygen, and sulfur. Wiktionary
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