chert

chert什么意思,chert翻译

基本解释

n.: 【矿】燧石
网络: 黑硅石；黑矽石；眼球状燧石

英汉解释

• 【矿物】燧石,黑硅石

• 黑矽石

例句

• Minor amounts of dolomite, chert and clay are common in limestones. Chalk is a form of fine-grained limestone.

  石灰岩内常有少量的白云石、燧石及粘土，白垩是一种细粒的石灰岩。

• Radiolarian chert, as an important environmental indicator, is widespread in South China and adjacent areas.

  放射虫矽质岩在中国南方及邻区广泛分布，有重要的古地理意义。

• The sedimentary environment of the chert reflects the tectonic setting of the small oceanic basin in Late Jurassic.

  硅质岩的形成环境反映了该陆缘小洋盆在晚侏罗世所处的构造背景。

• Chert with good abrasion is the major content in conglomerate, and diamonds are contained in it generally.

  砾岩主要砾石成分为燧石，磨圆度较好，普遍含金刚石。

• The Anasazi made arrowheads by chipping away at pieces of glassy obsidian (black) and chert (grey and red) until they became sharp.

  古阿纳萨齐人通过细细地打磨黑曜石和黑硅石使它们变的锋利，最后制作出箭头来。

• The cardium sandstone is lithic, being composed of grains of chert, quartz, quartzite, silicified argillite , and other rock fragments.

  卡迪砂岩是岩屑砂岩，由燧石，石英、石英岩、硅化泥板岩和其它岩石碎屑颗粒所组成。

• In the Daba-Xiugugabu ophiolite belt of southwestern Tibet, there exists widely distributed Mesozoic chert associated with ophiolite.

  西藏西南部达巴—休古嘎布存在一条蛇绿岩带，与蛇绿岩伴生的中生界硅质岩分布广泛。

• to rounded quartz with only an occasional chert or limonite grain.

  以圆形石英只是偶尔燧石或褐铁矿粮食。

• This valued rock, often chert or obsidian. . .

  这是很有价值的石块，如黑耀石或者燧石…

• They"re always made from local chert .

  它们都是当地黑燧石制成的。