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galena

C2 noun

galena /ɡəˈliː.nə/ nghĩa là galen, quặng chì sunfua

Các nghĩa

  1. galen, quặng chì sunfua

    A mineral, lead sulphide (PbS), mined as an ore for lead.

    uncountable · usually

    You can easily extract lead from galena, a natural mineral which has been used in crystal radio receivers.

    These samples had higher Pb²⁰⁶ and Pb²⁰⁸ abundances than any other galenas yet examined.

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