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Definition of Povondraite
1. Noun. (minerology) A trigonal-ditrigonal pyramidal black mineral containing aluminum, boron, hydrogen, iron, magnesium, oxygen, potassium, silicon, and sodium. ¹
¹ Source: wiktionary.com
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1. Noun. (minerology) A trigonal-ditrigonal pyramidal black mineral containing aluminum, boron, hydrogen, iron, magnesium, oxygen, potassium, silicon, and sodium. ¹
¹ Source: wiktionary.com