melanephelinite

词形变化

melanephelinites 复数 melanephelinites

释义与例句

n.
  1. 1.

    A dark nephelinite.

    可数 不可数 地质

    Seven samples from monchiquite dykes analysed chemically by Upton et al. (1992), including trace elements and, for three rocks, Sr and Nd isotope data, were classified on chemical grounds as olivine melanephelinite […]