Inicio > Term: pinguite
pinguite
A former name for nontronite, a monoclinic mineral, Na0.33Fe3+ 2(Si,Al)4O10(OH)2.nH2O ; smectite group; expansive, a swelling clay; earthy; occurs in vesicles and veins in weathered basalt and as an alteration product of volcanic glass.
- Parte del discurso: noun
- Industria/ámbito: Minería
- Categoría: Minería general; Mineral mining
- Government Agency: USBM
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Creador
- ed.young
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(Milwaukee, United States)
