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- It shows the geological and geochemical characteristics of a REE deposit in granitic weathered crust in the eastern part of Guangdong Province. 本文以大量實(shí)際資料為基礎,對粵東某一花崗巖風(fēng)化殼稀土礦床的地質(zhì)地球化學(xué)特征作了描述。
- The carbonatite reservoir of Ordovician weathered crust in Shanganning Basin belongs to palaeokarst and its main reservoir spaces are denudation vugs. 陜甘寧盆地中部奧陶系風(fēng)化殼碳酸鹽巖儲集層屬于古巖溶型,主要儲集空間是溶蝕孔洞。
- This is one of the most important factors that limit the achievements of gas exploration in the Ordovician weathered crust of the Tabamiao region in Ordos Bas. 鄂爾多斯盆地北部東段塔巴廟地區奧陶系風(fēng)化殼巖溶作用過(guò)甚,破壞了地層的連續性及儲集性能,是導致該區風(fēng)化殼氣藏勘探效果不佳的主要原因之一。
- Weathered crust and sedimentary intercalation are indicative of volcanic intervals.Extrusive and volcanogenitic sedimentary facies are the end-members of an eruption cycle. 風(fēng)化殼層之上和沉積夾層之上的火山巖是新的噴發(fā)旋回的開(kāi)始，而火山沉積相和侵出相的出現往往標志著(zhù)一個(gè)火山噴發(fā)旋回的結束。
- Vadose zone is below weathering crust face and on water table. 潛流巖溶帶的上限是枯水期的最低潛水面，該帶地下水受壓力梯度控制并沿水平方向流動(dòng)，最明顯的巖溶特征是出現大型的水平溶洞，地下暗河及其溶蝕孔、洞、縫發(fā)育段。
- Except for the structure traps, the stratigraphic traps of Jurassic-Cretaceous Formations at the graben flanks and the basement weathered crust of Paleozoic are the future exploration directions. 該盆地雖然經(jīng)歷了20多年的勘探歷程，大規模的優(yōu)質(zhì)儲量大部分已被發(fā)現，但仍具勘探潛力，除構造圈閉外，斜坡部位的地層巖性圈閉和基底裂縫型風(fēng)化殼都是未來(lái)的勘探方向。
- The paper put forward to the conception of weathered crust for the first time in BaobeiBlock , Baolang Oil Field , Yanqi Basin and do correlation of sub-strata for Eogene system and Jurassic system. 首次在焉耆盆地寶浪油田寶北區塊提出風(fēng)化殼概念,并為此開(kāi)展了下第三系地層與侏羅系地層重新對比劃分。
- The microbial metallogeny of weathering crust REE deposits in South China. 花崗巖風(fēng)化殼中的微生物及其對稀土元素的浸出作用。
- Structure of weathered crust was controlled by lithofacies, paleoclimate, weathering time, paleotopography, tectonic structure, and later stage preservation. 風(fēng)化殼結構形成受控于巖相、氣候、時(shí)間、古地形、構造、后期保存程度等6大因素；
- siallite-carbonate weathered crust 硅鋁碳酸鹽型風(fēng)化殼
- siallite-chlorde-sulphate weathered crust 硅鋁-氧化物-硫酸鹽型風(fēng)化殼
- This research demonstrates that this area is suitable for the development of large scale weathering crust and karstic reservoirs. 結果表明，研究區域適宜大規模風(fēng)化殼巖溶作用的發(fā)生以及巖溶型儲層的發(fā)育。
- Due to obvious paleo-karsi, erosion flutes and platform co-exit at the top of the weathering crust. 由于古巖溶作用明顯，風(fēng)化殼頂面具有顯著(zhù)的巖溶地貌特征，形成了獨特的溝臺并存格局。
- It is absurd to go out in such terrible weather. 在這麼惡劣的天氣里出去太荒唐。
- During Tertiary period, the secondary enrichment happened to the gold in weathering crust of planation surface. 在第三紀,夷平面上的風(fēng)化殼中的金經(jīng)歷了重要的次生富集作用;
- The hot weather has soured the milk. 炎熱的天氣使牛奶變酸了。
- There developed a vast area of weathering crust karst reservoirs on top Ordovician in Ordos Basin. 鄂爾多斯盆地在奧陶系頂部發(fā)育大面積的風(fēng)化殼巖溶儲層。
- The host is an auriferous red weathering crust, which can be classified into the upper and the lower layers in section. 自然金形狀為不規則粒狀、片狀、樹(shù)枝狀、針狀、渾圓狀、次渾圓狀,并常與銻鈣石、針鐵礦、軟錳礦連生;
- And the lateritic Au deposit is also influenced by the land form, eluvial-slope wash and weathering crust degvelopment. 紅土型金礦還受地形、殘坡積層、風(fēng)化殼發(fā)育程度影響。
- Examples for lithologic and weathering crust identification using the data of ECS are provided. 簡(jiǎn)要討論了化學(xué)元素測井的基本原理,給出了幾個(gè)化學(xué)元素測井資料劃分巖性和識別風(fēng)化殼實(shí)例。
