chert

chert

1. Liu Zhiyuan,Lii Jianhong,Chert Laijiu.A novel RBF neural network and its application in thermal processes modeling[J].Proceedings of the CSEE,2002,22(9):118-122(in Chinese).

[12]刘志远,吕剑虹,陈来九.新型RBF神经网络及在热工过程建模中的应用[J].中国电机工程学报,2002,22(9):118-122.

2. Deng Xiguang,Li Xianhua and Chen Zhigang.2003.Geochemical features and sedimentary setting of Late Devonian chert in Bancheng of Qingzhou,Guangxi.Chinese Jour.Geol.,38 (4):460-469.

[4]邓希光,李献华,陈志刚.2003.广西钦州板城晚泥盆世硅质岩地球化学特征及沉积环境探讨.地质科学,38(4):460-469.

3. Huang L H,Zhao F,Chert J M,et al.Studies on the photodegradation of direct blue on nanosized titania[J].Environmental Chemistry,2003,22(4):359-363.

[9]黄丽华,赵蜂,陈建民,等.纳米TiO2光催化降解直接耐晒蓝的研究[J].环境化学,2003,22(4):359-363.

4. a variety of chert containing magnetite and hematite; mined as a low-grade iron ore.

一种含磁铁矿和赤铁矿的燧石，作为一种低等的铁矿石被开采。

5. Keywords Lower Cambrian;middle Yangtze region;chert;black shales;source rock;hydrothermal activity;anoxic;

下寒武统;中扬子地区;硅质岩;黑色页岩;烃源岩;热液活动;缺氧;

6. Tang Yingjun Institute of Vertebrate Palaeontology and Palaeoanthropology; Academia SinicaLiu Ziqi; Chen Da; Chert Luquan Coal Geology Prospecting Team No. 186; Shaanxi;

中国科学院古脊椎动物与古人类研究所;陕西省一八六煤田地质勘探队;

7. The former is used when working with crystalline materials such as flint, chert and obsidian.

之前的人类使用的是晶体类的原料，例如燧石，黑硅石及黑曜石。

8. [Yi Haisheng,Zeng Yunfu and Xia Wenjie.1994.Ultramicrofabrics and genesis of upper Sinian chert on the southeast continental margin of the Yangtze platform.

伊海生,曾允孚,夏文杰.扬子地台东南大陆边缘上震旦统硅质岩的超微组构及其成因.地质学报,1994,68(2):132-140.

9. Author Han Ji-lin;Chert Wei;He Chun-xiang;Chen Hong-yuan（Department of Chenistry;Nanjing Vniversity;Nanjing;210093 ）;

作者韩吉林;陈伟;赫春香;陈洪渊;

10. Author Ma Lin Zhang Entian Chert Daoyi （Institute of Petrochemistry. Heilongjiang Academy of Sciences）;

作者马林;张恩天;陈道义;

11. the movement against Chert shui-bian

倒扁运动

12. pseudo-oolitic chert

假鲕状燧石

13. Keywords Bancheng of Guangxi;pelagic chert sequences;radiolarians;conodonts;D-C boundary;F-F boundary;G-F boundary;evolutionary lineage;phylozone;

关键词广西板城;硅质岩系;放射虫;牙形石;D-C界面;F-F界面;G-F界面;演化谱系;谱系带;

14. Response of the Pre-Lopingian Marine Animal Crisis Event in Chert Sequence

前乐平世海洋动物灾变事件在硅质岩系中的响应

15. 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。

16. Paleontologists know chert as a good place to look for fossils.

古生物学家以黑硅石为化石采集地点的标志。

17. Piemontite-bearing chert in central Jilin: characterizations and implications

吉林省中部红帘石硅质岩的特征及意义

18. graphitic chert

含石墨燧石

19. The microbolite in the chert are composed of stromatolites and thrombolites under the Precambrian-Cambrian boundary which is similar to those in the contemporary sediments on the carbonate plarforms.

在根据有机碳同位素和微体化石确定的前寒武纪-寒武纪界线之下，微生物岩以叠层石-凝块石组合为标志，具有与台地相同期地层类似的特征；

20. novaculitic chert

均密石英岩燧石

21. RADIOLARIAN FOSSILS FROM CHERT GRAVELS OF TRIASSIC CONGLOMERATE IN NW MARGIN OF THE TARIM BASIN AND THEIR GEOLOGICAL SIGNIFICANCE

塔里木盆地西北缘三叠系硅岩砾石中的放射虫化石及其地质意义

22. THE ORIGIN OF CHERT CONCRETIONS IN THE PALAEOZOIC CARBONATE STRATA OF THE NANKING HILLS

宁?山脉古生代碳酸盐地层中燧石?核的成因

23. Igneous, metamorphic and sedimentary rocks are all featured including basalt, breccia, chert, gneiss, granite, limestone and pumice.

对火成岩、变质岩以及沉积岩（包括玄武岩、黑硅石、片麻岩、花岗岩、石灰石、浮石）作了更为详细的说明。

24. bedded chert

层状硅质岩

25. Keywords Permian in Guangxi;pelagic chert sequence;Guadalupian Lopingian;boundary;conodont;radiolarian;Rare Earth Element（REE）;pre-Lopingian;crisis of endemic benthos and pelagic faunas;

广西二叠纪;深海硅质岩系;瓜德鲁普统;乐平统;界线;牙形石;放射虫;稀土元素;前乐平统海洋生物灾变事件;

26. Zonation of Conodonts and Characteristics of the Conodont Fauna from the Guadalupian-Lopingian Boundary Strata in Pelagic Chert Sequences in Guangxi and the Basal Boundary of the Lopingian Series

广西二叠纪深海硅质岩系中瓜德鲁普统至乐平统界线地层牙形石分带及动物群特征

27. Element Geochemistry and Depositional Setting of the Chert in Devonian, Nanning Area, Guangxi

广西南宁地区泥盆系硅质岩地球化学特征及沉积环境

28. The well preserved microbial sedimentary structures in the chert of the Laobao Formation imply the important roles of the microbial mat on the chert formation, together with an hydrothermal activity.

微生物席／膜的硅化可能是前寒武纪-寒武纪之交较深水相硅质岩沉积的重要模式。

29. Photo Gallery: Rocks A single pore between chert granules in a rock formation in Ontario Province, Canada, shows off its colors in this photomicrograph.

意译：岩石图片美术馆。一个单一的孔隙之间的硅质岩颗粒在一个岩层在安大略省，加拿大，表明其颜色在这幅照片。

30. GEOCHEMICAL CRITERIA OF THE UPPER SINIAN HYDROTHERMAL CHERT ON THE SOUTHEAST CONTINENTAL MARGIN OF THE YANGTZE PLATE

扬子板块东南大陆边缘上震旦统热水成因硅质岩的地球化学标志

31. Abstract： The Cambrian stratabound gold deposits in Jiangzha, western Qinling Mountains are hosted in the silicalite formation composed of black chert and carbonaceous slate.

摘 要： 西秦岭降扎地区寒武系中的层控金矿床，产于由碳质硅岩和碳质板岩组成的硅岩建造中。

32. The Middle Permian Chihsia Formation of South China is featured by nodular chert, which is of implications in the reconstruction of coeval paleogeography and paleoceanography.

摘要燧石结核是华南地区二叠纪栖霞组的重要识别特征之一，其成因具重要的古地理、古海洋意义。

33. radiolarian chert

放射虫燧石

34. IMPLICATIONS OF RADIOLARIAN CHERT FOR THE PALAEOGEOGRAPHY OF SOUTH CHINA

放射虫硅质岩对华南古地理的启示

35. Chert Jie is looking at some picture.

教师引导学生看主情景图。

36. inorganic chert

无机燧石

37. Any of various hard, dark - colored rocks, especially basalt and chert.

暗色岩一种坚硬、暗色的岩石，尤指玄武石及燧石

38. The Paper presents a geomorphological and neotectonic study and the stratigraphical divison of Eogene in the central and southern region in Shandong Province where diamond-bearing chert and conglomerate are distributed.

本文对山东中南部含金刚石燧石砾岩地区的地貌、新构造、早第三纪地层进行了研究和划分,在该区首次发现了河流袭夺现象。

39. A shallow water smaller foraminifera fauna is studied from limestone intercalations of the upper Permian chert from Liuqiao area, Guangxi Zhuang Autonomous Region, China.

本文研究了广西扶绥县柳桥地区二叠纪末期的浅水相小有孔虫动物群。

40. The bulk of the artifacts from Liang Bua are simple flake tools struck from volcanic rock and chert, no more advanced than the implements made by late australopithecines and early Homo.

梁布亚出土的石器，大部份是以火山岩与燧石打制的简单石片器，并不比晚期南猿人与早期人属物种制作的石器先进。

41. Wang Rui Sun Baoshun Chert Jinyong Yu Zhenhua （Xingtai Iron and Steel Co.; Ltd.）;

河北邢台钢铁有限责任公司;

42. THE GEOCHEMICAL CHARACTERISTICS OF HYDROTHERMAL SEDIMENT CHERT OF THE LATE PROTEROZOIC ERA AND THEIR SEDIMENTARY ENVIRONMENTAL IMPLICATION IN XIQIU AREA, ZHEJIANG PROVINCE

浙江西裘晚元古代层状硅质岩热水沉积地球化学标志及其沉积环境意义

43. Keywords Yutangba;western Hubei;selenium deposits;black shale and bedded chert;enrichment multiple elements;anoxic or euxinic hydrothermal activity;

渔塘坝;湖北西部;硒矿床;硅质岩和页岩;多元素富集;缺氧或静海环境;

44. Petrogenesis of the Bedded Chert from the Gufeng Formation and its Implications to Early Permian Geodynamic Background in South China

湘中南二叠系孤峰组硅质岩的成因属性及其地球动力学指示意义

45. Late Devonian pillow basalt and bedded chert in Changning-Menglian tectonic belt of southwestern Yunnan, China

滇西南昌宁-孟连构造带晚泥盆世枕状玄武岩和层状硅质岩的特征

46. chert and flint

燧石和黑燧石

47. chert aggregate

燧石集料

48. chalcedonic chert

玉髓状燧石

49. biogenic chert

生物成因燧石

50. dolocastic chert

白云石假晶燧石

51. white chert

白燧石

52. ORIGINS AND ENVIRONMENT TYPES OF CHERT IN WESTERN ZHEJIANG AND SOUTHERN ANHUI FROM LATE SINIAN TO EARLY CAMBRIAN

皖南浙西晚震旦世至早寒武世硅岩物源与环境类型初探

53. A very hard mineral composed of silica, SiO2, found worldwide in many different types of rocks, including sandstone and granite. Varieties of quartz include agate, chalcedony, chert, flint, opal, and rock crystal.

石英由硅石组成的一种非常坚硬的矿物质，SiO2，广布世界各地，存在于许多不同种类的岩石中，包括沙岩和花岗岩。石英种类包括玛瑙、玉髓、黑矽石、燧石、蛋白石及水晶

54. The thin-beded siliceous-rocks include chert and depositional quartz with textures of oolite and pebble.

矽质岩包括燧石和沈积石英岩，呈薄层状产出，沈积石英岩具鲕状、砾状结构。

55. sandy chert

砂质燧石

56. Keywords Conglomerate;chert;petrology;diamond;western Shandong;

砾岩;燧石;岩石学;金刚石;鲁西;

57. 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。

58. A porous, lightweight, siliceous sedimentary rock composed of the shells of diatoms or radiolarians or of finely weathered chert, used as an abrasive and a polish.

硅土一种包含有硅藻土或砂藻土或已风化石粉末的黑硅土的脆而轻的硅沉积岩，用作研磨剂和抛光剂

59. A porous,lightweight,siliceous sedimentary rock composed of the shells of diatoms or radiolarians or of finely weathered chert,used as an abrasive and a polish.

硅土，一种包含有硅藻土或砂藻土或已风化石粉末的黑硅土的脆而轻的硅沉积岩，用作研磨剂和抛光剂。

60. diatomaceous chert

硅藻燧石

61. Keywords chert;hot water deposition;gold deposit;Yunnan Province;

硅质岩;热水沉积作用;金矿床;云南省;

62. Keywords chert;silica chimney;silicon-oxygen isotopes;Kuroko-type deposit;

硅质岩;硅质烟囱;硅氧同位素;黑矿型矿床;

63. black shale and bedded chert

硅质岩和页岩

64. The intercalated chert beds are characterized by having average SiO2=88%, MnO/TiO2<0.1,Al2O3/(Al2O3+Fe2O3)=0.84, Sr/Ba<1, (La/Ce)N ranging from 1.03 to 1.38, dCe of 0.53 to

硅质岩的地球化学特征表明,该区硅质岩 SiO2含量较高,平均 88%,MnO/TiO2的平均值<0.1,Al2O3/(Al2O3+Fe2O3)的平均值为 0.84,Sr/Ba 比值小于 1,(La/Ce)n 值介于

65. Carbonate rocks are predominantly composed of intra-clastic dolostone, chert dolostone and sand-bearing dolostone.

碳酸盐岩以内碎屑白云岩、燧石白云儿和含砂白云岩为主。

66. oolicastic chert

空鲕状燧石

67. resembling or containing chert.

类似于或含有燧石质、 石英质。

68. nodular chert

结核状燧石

69. In Motuosarla Fe and Mn deposit, the chert mainly distributes in iron ore bed, some on its top and at its bottom, with a relatively stable thickness.

莫托萨拉铁锰矿中硅质岩多分布于铁矿层中,部分分布于铁矿层顶底部位,厚度较稳定。

70. Rhynie chert

莱尼埃燧石层

71. The Rhynie Chert is one of the most important fossil plant occurrences because it represents the oldest and most completely preserved terrestrial ecosystem.

莱尼碎石作为最重要的植物化石产出，其关键在于它代表了最古老、最完整保存的陆地生态系统。

72. A New Type of Primary Unicellular Microfossils from the Chert of the Gaoyuzhuang Formation in Jixian County, Tianjin

蓟县高于庄组燧石中原位保存的单细胞微体化石新类型

73. The geological and geochemical characteristics of Cambrian chert and their sedimentary environmental implications in western Qinling

西秦岭寒武系金矿床中硅岩的地质地球化学特征及其沉积环境意义

74. [Zhao Chonghe,He Kezhao,Zhou Zhengguo,et al.1995.Discovery of late Palaeozoic radiolarian-bearing chert in ophiolitic complexes of the rift zone,northeast Jiangxi,and the significance.

赵崇贺,何科昭,莫宣学,等.1995.赣东北深断裂带蛇绿混杂岩中含晚古生代放射虫硅质岩的发现及其意义.科学通报,40(23):2161-2163.

75. There is a long term debate about the depositional model of the chert sediment, as well as the definition of the Precambrian-Cambrian boundary because of few index fossils reported.

过去对这套硅质岩的沉积模式有多种解释，而且由于生物化石的匮乏而很难确定前寒武纪-寒武纪界线的位置。

76. Thus we can better understand the deformation of chert in a highly fluid form

这样我们就能更好地理解燧石在高度流体状态时的变形情况。

77. The sediments in this photo curve near the ends of chert pods.

这沉淀物在这幅图片的曲线近似冷凝物的黑矽石的扁豆形矿体。

78. The non-reactive feature of Qixia chert result from its asphalt content, which restrictes the alkali-aggregate reaction.

这种燧石非活性特征是由于其含有沥青质之故,沥青质的存在抑制了碱-集料反应的进行。

79. This paper deals with mineralogical, petrologic characteristics and diagenesis of the nodular chert collected from Huangshi Hubei, Nanjing Jiangsu, and Laibin Guangxi.

通过对湖北黄石、江苏南京和广西来宾三地栖霞组燧石结核的岩石矿物学研究，确定了栖霞组燧石结核的矿物组成和成岩作用序列。

80. XingWu Chert formula

醒寤晨方