pinakiolite

硼镁锰矿

释义与例句

n.
  1. 1.

    A monoclinic-prismatic black mineral containing boron, magnesium, manganese, and oxygen.

    化学 地质

词源

From Ancient Greek πινάκιον (pinákion, “tablet”) and λίθος (líthos, “stone”) because of the thin, tabular appearance of the crystals.

来源：wiktionary