amphibole 的定义
Mineralogy.
- any of a complex group of hydrous silicate minerals, containing chiefly calcium, magnesium, sodium, iron, and aluminum, and including hornblende, tremolite, asbestos, etc., occurring as important constituents of many rocks.
更多amphibole例句
- Pargasite, pr′ga-sīt, n. a dark-green crystallised variety of amphibole or hornblende.
- The fibrous variety of serpentine is the principal source of asbestos, an amphibole asbestos being less common.
- Byssolite or asbestoid is a blue or green fibrous amphibole from Dauphiny.
- The reddish amphibole-granite of Syn, which was taken for all the Egyptian obelisks.
- It is really the amphibole-granite, but is commonly called Syenite from the name of the place where it is found.