oligoclase / ˈɒl ɪ goʊˌkleɪs /

📖毕业后词汇寡晶石橄榄石橄榄核寡头石

oligoclase 的定义

n. 名词 noun

Mineralogy.

  1. a kind of plagioclase feldspar occurring commonly in white crystals, sometimes shaded with gray, green, or red.

更多oligoclase例句

  1. These intermediate members are the lime-soda felspars known as oligoclase, andesine, labradorite and bytownite.
  2. The felspar of the granulites is mostly orthoclase or cryptoperthite; microcline, oligoclase and albite are also common.
  3. The felspar ranges from bytownite to oligoclase, being usually a variety of labradorite; orthoclase is scarce.
  4. At Danbury the mineral occurs with microcline and oligoclase embedded in dolomite.
  5. Amelia Court House, Virginia, is another locality whence come pieces either of orthoclase or oligoclase exhibiting this property.