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chert

US 
UK [tʃɜːt]
  • n.【矿】燧石
  • Web黑硅石；黑矽石；眼球状燧石

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E-E

Web Definition

n.
1.
【矿】燧石,黑硅石

Sample Sentence

Definition:
AllAll,燧石燧石,黑硅石黑硅石,黑矽石黑矽石,眼球状燧石眼球状燧石
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
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1.
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。
shí huī yán nèi cháng yǒu shǎo liàng de bái yún shí 、 suì shí jí nián tǔ , bái è shì yī zhǒng xì lì de shí huī yán 。
www.infopetro.com.cn
2.
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。
fàng shè chóng xī zhì yán zài zhōng guó nán fāng jí lín qū guǎng fàn fēn bù , yǒu zhòng yào de gǔ dì lǐ yì yì 。
www.ceps.com.tw
3.
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。
guī zhì yán de xíng chéng huán jìng fǎn yìng le gāi lù yuán xiǎo yáng pén zài wǎn zhū luó shì suǒ chǔ de gòu zào bèi jǐng 。
lib.cqvip.com
4.
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。
lì yán zhǔ yào lì shí chéng fèn wèi suì shí , mó yuán dù jiào hǎo , pǔ biàn hán jīn gāng shí 。
www.chemyq.com
5.
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。
gǔ ā nà sà qí rén tōng guò xì xì de dǎ mó hēi yào shí hé hēi guī shí shǐ tā men biàn de fēng lì , zuì hòu zhì zuò chū jiàn tóu lái 。
article.yeeyan.org
6.
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。
kǎ dí shā yán shì yán xiè shā yán , yóu suì shí , shí yīng 、 shí yīng yán 、 guī huà ní bǎn yán hé qí tā yán shí suì xiè kē lì suǒ zǔ chéng 。
dictsearch.appspot.com
7.
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。
xī zàng xī nán bù dá bā — xiū gǔ gǎ bù cún zài yī tiáo shé lǜ yán dài , yǔ shé lǜ yán bàn shēng de zhōng shēng jiè guī zhì yán fēn bù guǎng fàn 。
lib.cqvip.com
8.
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。
yǐ yuán xíng shí yīng zhǐ shì ǒu ěr suì shí huò hè tiě kuàng liáng shi 。
zhidao.baidu.com
9.
This valued rock, often chert or obsidian. . .
这是很有价值的石块，如黑耀石或者燧石…
zhè shì hěn yǒu jià zhí de shí kuài , rú hēi yào shí huò zhě suì shí …
engxue.com
10.
They're always made from local chert .
它们都是当地黑燧石制成的。
tā men dōu shì dāng dì hēi suì shí zhì chéng de 。
www.ecd123.com
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