chalcedonic是什么意思   chalcedonic怎么读

英式:['kælsedənɪk]    美式:['kælsedənɪk]

chalcedonic单词基本解析:

adj.石髓的,坚强的

chalcedonic变化用词:



chalcedonic英英释义:

chalcedonic中文词源:

chalcedonic用法和例句:

chalcedonic


a siliceous rock of chalcedonic or opaline silica occurring in limestone

出现在灰岩中的玉髓或蛋白色硅石


This rock contained chalcedonic cement before it underwent diagenesis, a process where low temperatures and low pressures alter the content of sediments before they finally lithify, or turn into rock.

在它经历成岩作用之前,它含有燧石质的胶结成分。成岩作用过程中,低温抵压改变了沉积物的成分,而后固结成岩。


chalcedonic chert

玉髓状燧石


A siliceous rock of chalcedonic or opaline silica occurring in limestone.

硅石出现在灰岩中的玉髓或蛋白色硅石