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psilomelane

/saɪˈlɒm.ɪ.leɪn/

الترجمة: معدن يتكون من أكسيد هيدراتي أساسي للمنغنيز والباريوم، ويُستخدم غالبًا كمصدر للمنغنيز.

مدخل واحد

noun

/saɪˈlɒm.ɪ.leɪn/C2formaltechnical
  • arمعدن يتكون من أكسيد هيدراتي أساسي للمنغنيز والباريوم، ويُستخدم غالبًا كمصدر للمنغنيز.

A mineral composed of hydrated basic oxide of manganese and barium, often used as a source of manganese.

  1. Manganese ore mineralC2formalscientific

    A mineral consisting of hydrated basic oxide of manganese and barium, commonly found in botryoidal or stalactitic forms, and used as a source of manganese.

    arمعدن خام المنجنيز

    • The geologist identified the black, botryoidal specimen as psilomelane.
    • Psilomelane is often mined as an important ore of manganese.
    • The sample of psilomelane showed a characteristic dark gray streak.
الصيغ
  • psilomelanes plural form
  • psilomelanes' possessive plural form
  • psilomelane's possessive singular form