epistolite

硅铌钛矿

释义与例句

n.
  1. 1.

    A triclinic-pinacoidal mineral containing calcium, fluorine, hydrogen, iron, manganese, niobium, oxygen, silicon, sodium, and titanium.

    化学 地质

词源

From Ancient Greek ἐπιστολή (epistolḗ, “letter, message”), because of its flat, white appearance, + -ite.

来源：wiktionary