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- THE DISCOVERY OF Wengania globosa IN DOUSHANTUO PHOSPHORITES IN CHADIAN, SHAANXI PROVINCE Wengania globosa在陕西勉县茶店陡山沱组磷块岩中的发现
- Doushantuo phosphorites 陡山沱组
- Wall Ultrastructure of an Phosphatized Acritarch from Doushantuo Phosphorite in the Weng'an Area, Guizhou, South China 贵州瓮安陡山沱组磷块岩中疑源类化石壳壁超微结构
- The major ore bed locates in the Doushantuo Formantion upper Sinian System. 矿体厚度品位沿倾向均有线性变化规律;
- Uranium is frequently enriched by sorption or chemical combination in shales, lignites and phosphorites. 铀经常为页岩,泥炭和磷块岩所吸附或化学结合态而富集。
- Abstract: Abundant micrcspherulites have been recently discovered first in the Doushantuo Formation-Dengying Formation boundary layer of the Miaohe Sinian section in Zigui, Hubei. 文摘:在湖北秭归庙河震旦系剖面陡山沱组-灯影组界线层内首次发现了微球粒。
- Abundant microspherulites have been recently discovered first in the Doushantuo Formation Dengying Formation boundary layer of the Miaohe Sinian section in Zigui, Hubei. 在湖北秭归庙河震旦系剖面陡山沱组-灯影组界线层内首次发现了微球粒。
- With relatively high (weathering enrichment related) grade and suitability to abrading, the weathered phosphorites in South China draw increasing attention from the phosphate industry. 中国南方风化磷块岩中的风化磷矿的自然类型可分为两类七种型式,其中以“原位面型风化磷矿”和“位移溶洞砂砾磷矿”为主。
- Six lithofacies palaeogeographic maps of Doushantuo, Dengying, Qiongzhusi, Canglangpu, and Longwangmiao Ages of Late Sinian and Early Cambrian have been made in the light of dominant facies and in the way to make stratigraphic map. 中扬子地区上震旦统发育了从碳酸盐潮坪、开阔台地、浅滩、台地边缘、斜坡到台地前缘盆地等沉积,下寒武统下部主要??细碎屑岩和碳酸盐岩组成的混合型浅海陆棚沉积,上部变成碳酸盐潮坪、开阔台地、台缘斜坡和台缘盆地沉积。
- The Sinian System in the Upper-Yangtze region contains the Doushantuo Fm. and the Dengying Fm. the former includes more black shales and the latter is marked by a set of dolomites. 摘要上扬子区的震旦系包括陡山沱组和灯影组,前者包含较多的黑色页岩,而后者则以大套白石岩为特征。
- This sequence-stratigraphic framework indicates several features: The Doushantuo Fm. with more deep-water black shales represents a transgression process after the great glaciation period. 层序地层格架表明,包含较多的深水黑色页岩系的陡山沱组,代表了大冰期之后的海侵作用的特点;
- Abstract: Abundant micrcspherulites have been recently discovered first in the Doushantuo Formation-Dengying Formation boundary layer of the Miaohe Sinian section in Zigui, Hubei. 摘 要: 在湖北秭归庙河震旦系剖面陡山沱组-灯影组界线层内首次发现了微球粒。
- THE ENRICHMENT CHARACTERISTICS OF APATITE FROM PHOSPHORITES IN EAST YUNNAN 滇东磷块岩矿床中磷灰石的富集特征
- New Observations on Phosphatized Spheroidal Fossils in Sinian Doushantuoan Phosphorites in Weng'an, Guizhou Province 贵州瓮安震旦纪陡山沱期磷酸盐化球状化石的新观察
- Uranium is frequently enriched by sorption or chemical combination in shales, lignites and phosphorites 铀经常为页岩,泥炭和磷块岩所吸附或化学结合态而富集。
- THE AGE AND GENESIS OF PHOSPHORITES IN THE TIANTAISHAN AND CHADIAN ZONES, SOUTHERN SHANXI PROVINCE 陕南天台山、茶店一带磷块岩的时代和成因特征
- Reproduction pattern of the spherical chlorophyte fossils from the Doushantuo Formation, Weng'an, Guizhou 瓮安陡山沱组磷块岩中球状绿藻化石繁殖机制的发现
- Sedimentary Successions and Environment of the Sinian Doushantuo Formation in Jiangkou, Guizhou Province 贵州江口震旦系陡山沱组沉积层序和沉积环境分析
- Weathering degree and properties of Doushantuo group black rock in the west of Hunan Province 湘西地区陡山沱组黑色岩石风化与物理力学性质的变化特征
- The Geochemistry of Phosphorite of Doushantuo Formation in Weng'an, China: Insights from Trace Elements and REE 贵州瓮安磷矿陡山沱组地层元素地球化学特征