等型礦物 的英文怎麼說
中文拼音 [děngxíngkuàngwù]
等型礦物
英文
isotypic mineral-
The metallic mineral has very few content ( 1 % - 2 % ), the mineral of ore is mainly of pyrite, chalcopyrite, limonite, aurum and electrum etc. the gangue mineral is composed of chalcedony, micro grained quartz, calsite, sericite, adularia, aragonite, chlorite, laumontite, pyrophyuite, kaolinite and so on, which show the typical mineral assemblage of epithermal
礦石為典型少硫化物型,金屬礦物含量極少( 1 - 2 ) ,主要有黃鐵礦、黃銅礦、褐鐵礦和自然金、銀金礦等。主要脈石礦物有玉髓、微粒石英以及方解石、絹雲母、冰長石、文石、綠泥石、濁沸石、葉臘石、高嶺石等,屬典型低溫礦物組合。In the course, the condition and the process of forming and changing of minerals, the typomorphic features of minerals, the characteristics of the distribution and the evolution of minerals and their paragenetic associations in the period and the space, the methods of mineral analyses and research, the geological thermometers and the geologicial barometers of minerals, mineral paragenetic associations and paragenesis analyses will be introduced, and the magnificent and the microscopic genetic characteristics of pyrite, quartz, garnet, pyroxene, amphibole, mica, feldspar, and other minerals will be dealt with particularly
本課程主要講述礦物及其共生組合的形成和變化的條件和過程,不同物理化學條件下礦物的成分、結構、形態、物性等標型特徵以及它們之間的內在聯系,礦物及其共生組合在時間上和空間上的分佈和演化規律,礦物成分、結構、形貌、物性等的分析測試方法,礦物地質溫度計和地質壓力計對其形成環境的表徵,不同體系(封閉體系、開放體系)條件下,礦物的穩定范圍和彼此替代順序的共生分析,重點介紹黃鐵礦、石英、石榴石、輝石、角閃石、雲母、長石等礦物(族)在成因上的宏觀標志和微觀信息,以及其成因信息在成巖作用和成礦作用中的地質意義。S gear oil pump can deliver clean neutral oil liquid of viscosity at 1 - 8 e, such as the mineral oil of engine oil, coal oil and diesel oil, as well as various vegetable oils, from one container into another
型齒輪油泵能將粘度為1 - 8 e清潔的中性油液(例如:機油、煤油、柴油等礦物油和各種植物油)從一容器輸送到另一容器內。The microscopical observation proves that the main types of granitoid rocks are granodiorite and quartz monzodiorite, and the enclave is mainly monzodiorite. the rock - forming minerals are mainly k - feldspar, plagioclase, amphiboie, biotite, quartz, magnetite, titanite, apatite, epidote, etc. the zonation of the feldspars is very popular. the dark - colored minerals, such as biotite and titanite, have been highly oxidized
通過對本區花崗巖類樣品進行顯微觀察研究,知其主要的巖石類型為花崗閃長巖、石英二長閃長巖,其中的巖石包體主要為二長閃長巖,其造巖礦物為鉀長石、斜長石、角閃石、黑雲母、石英、磁鐵礦、榍石、磷灰石和綠簾石等,長石中環帶現象比較常見,黑雲母、榍石等暗色礦物顏色較深,表明其氧化程度較高。That offer very valuable referential material for future searching mineral. in recent years, many deposits were confronted with reserves crisis in yuebei region. so we studied the typomorphic feature of pyrites, galenite, sphalerite for deposit of yuebei region, and sum up the genesis of deposit and mineral and reseaching typmorphic feature, these have important value to forecast the deepth of deposit and reaserch the outside of deposit
近幾年,粵北地區的許多礦床面臨儲量危機,因而對粵北地區礦床黃鐵礦、方鉛礦、閃鋅礦的標型特徵進行研究,總結出凡口、紅巖、大寶山等礦床礦物的成因和找礦標型特徵,對于進行礦床的深部預測和外圍找礦工作具有十分重要的意義。Taiping maifan mineral contacts with migmatitic granite and grandiosity, the mother rock is granite which include a lot of potassium elements and the major mineral of maifan stone is plagiocase, k - feldspar, minor mineral is biotite, muscovite, quartz and so on.,
麥飯石的主要礦物為斜長石、鉀長石,次生礦物為黑雲母、白雲母、石英等,巖石化學類型屬鈣堿系列,主要微量元素和稀土元素均與中華麥飯石相近。The efficiency and reliability of minerogenetic prediction can be improved by combining rs with gis. we processed rs images, extracted the geological information related to mineralizing, such as geology, structures, stratam, rocks, etc, synthetically analysed remote sensing, the geological data and geo - chemistry, under the guidance of the theory and mathematic model, set up gis mineralize model. on this condition, to develop this method and its theory, and to establish a system of perfect prediction, it is not only useful in studied degree area but also favorable for looking for new type and some form large - scale deposits in old studied area, and it has a great theoretical meaning
遙感與gis相結合用於成礦預測中可大大提高預測工作的效率和可靠性。通過對研究區的遙感圖像處理和地質、構造、地層、巖石、礦化蝕變等有關信息的特徵提取、遙感、地質數據和物化探數據的綜合與復合分析,在一定成礦理論和數學模型指導下,建立gis綜合找礦模型。在此基礎上,發展這一方法及理論並建立完善的預測體系,不僅對研究程度較低的新區礦床預測有用,而且對研究程度較高的老區尋找新類型和點狀大型、超大型礦床都具有重要理論意義和實際意義。Ultramafic rock fragments, which almost is altered to ophite, distributed in structural zone and displayed structural lens. so far, 9 fragments were discovered and mapped in nujinshan and bujing area ultramafic rock can be divided two kinds according to it ' s geochemical characteristics. one can be correlated with metaperidotite, which represented residual part that primary pyrolite underwent moderate partial melting, from some representative ophiolite melange in the world
按超鎂鐵巖類的地球化學特徵可將其劃分為兩類:一類具有較高而穩定的mgo 、較低的al _ 2o _ 3 、極低的cao , m f值為8 . 0 ? 8 . 4 ,按標準礦物組合進行分類可定為方輝橄欖巖,且均為fa _ ( 100 ) 、 en _ ( 100 )的鎂質端元組分;可與世界上一些典型的蛇綠巖套中變質橄欖巖進行對比,代表了原始地幔中等部分熔融作用后殘余物。4 ree geochemistry of fluorite, siderite, quartz, magnetite, calcite in ores mainly controlled by ore - forming fluids, in contrasting to those of the metamorphic minerals which controlled by crystal structure. the ore - forming fluids of initial stage show larger lree / hree fractionation than that of later stage. a narrow range of 6 ~ 4s valus for early stage chalcopyrite ( - 0. 3 to 2. 8 ) suggested that s originated from the mantle and the 6 13c and 8 18o valus of siderite range from - 11. 17 to - 15. 37 % and from 8 ~ 9. 1, respectively, it indicates that the c and o of ore - forming fluids were derived from the magma or organogenous sediment
6 、昆陽群因民組地層中出現的稀土富集、成礦與我國的白雲鄂博稀土ree一fe一nb超大型礦一床和澳大利亞的olympicdamcu一u一au一ag一ree超大型礦一床,在成礦時代、產出大地構造背景、成礦物質來源等方面具有較大的相似性,均體現成礦受控于中元古代1The gangue minerals are mostly carbonating minerals, fluorite, barite, celestite and so on ; the rock alteration is slightly silicified, carbonated, baritizated, celestited, which is low - temperature alteration. because of continual downgoing extrusion from india plate to euro - asian plate, there are some thrusting nappe structures in lanping basin related to the orogens on the two sides
礦床中礦石礦物發育典型的中低溫熱液成因的礦物組合,如黝銅礦系列、方鉛礦、黃銅礦等,脈石礦物主要為碳酸鹽類礦物、螢石、重晶石、天青石等;圍巖蝕變主要發育弱硅化、碳酸鹽化、重晶石化、天青石化等低溫蝕變組合。On the basis of the types of sand stone, light and heavy mineral associations, planimetric map of sedimentary facies and directions of palaeoflow, it is considered that detrital material of terrigenous deposit of chang6 - 8 oil - beds in this area come from southwest provenance, northeast provenance, west provenance and south provenance, respectively, which are the denudation area of huating - longxian county in southwestern, yinshan ancient land in the northern, the denudation area of yantong mountain and tongxin to the west of yangjiajuzi - yinjiacheng county and qinling ancient land in the southern
根據砂巖類型、輕、重礦物組合、沉積相帶平面展布及古水流方向等特徵的分析,認為研究區延長組長6 ? 8油層組陸源碎屑物質來自西南、東北、西部和南部四大物源區,分別為西南華亭?隴縣一帶剝蝕區,北部陰山古陸,西部的楊家咀子、殷家城以西的煙筒山、同心地區剝蝕區和南部秦嶺古陸。The authors studied the characteristics of element geochemistry, mineral assemblage and microtexture of the white reticulate clay in the quaternary laterite of the dongting basin with some experimental analysis methods, such as chemical analysis, x - ray diffraction analysis, ir and sem analysis. the genesis of the vermiculate reticulate clay and the rhizomatic reticulate clay in the quaternary laterite of the dongting basin are discussed. the formation of crannies or holes in the soil and the transference of soil elements are absolutely necessary conditions to form the white reticulate clay in laterite
在野外考察的基礎上,運用化學全量分析x射線衍射分析紅外光譜分析和掃描電鏡微形貌分析等實驗方法和手段,對洞庭盆地第四系紅土地層中網紋的元素地球化學礦物組合特徵和微形貌特徵進行了系統研究,對洞庭盆地紅土地層中2種主要的網紋類型蠕蟲狀網紋和根狀網紋的成因進行了探討。There are a series of lead - zinc polymetallic deposits, such as fozichong, dongtao, xiashui, wenlongjing and jilongding distributed along the fault zone. these deposits have some similiar features : ? ll of them are bounded in the strata of lower palaeozoic group ; ? ain orebodies occur as stratiform or stratoid form with occurrence consistent with that of host strata ; ? tratiform skam or baritic rock are the direct country rock of orebodies ; ? ypical syngenetic sedimentary fabric preserved in the ore. these deposits may be included in the same metallogenic series
佛子沖、東桃、下水、文龍徑、雞籠頂等一系列鉛鋅多金屬礦床沿該斷裂帶分佈,這些礦床雖然在成礦規模、賦礦層位和礦石礦物組成等方面存在一些差異,但均產于下古生界地層中;主要礦體呈層狀、似層狀產出,與地層產狀大體一致;直接賦礦圍巖為層狀綠色巖或重晶石巖;礦石中保留有典型的同生沉積組構。Through field investigation, microscopic study, x - ray phase analysis and mineral infrared spectrum analysis, the authors determine the laumontitization had occurred widely in the axi gold field. according to the development of laumontitization and its relationship to mineralization, authors reveal that the laumontitization appeared mainly at the top and periphery to ore - bodies. it befallen at the edge of the geothermal fluid system or happened in the late stage of geothermal fluid system evolution, hence can be assigned as an indicator to prospect for epithermal gold deposit. the fluid causing laumontitization in the axi gold deposit is similar to those causing hot spring type gold deposit or in modern geothermal field. the fluidization of the axi gold deposit happened in carboniferous, showing the west tianshan is a good district for epithermal gold mineralization and preservation. so west tianshan is prospecting for exploring epithermal gold deposit
通過野外考察顯微鏡下薄片鑒定x射線物相分析和礦物紅外光譜等研究,確定了阿希金礦濁沸石化的普遍存在根據濁沸石化發生的規律及其與礦床形成的關系,確定濁沸石化主要見于礦體的上部和外圍,發育在地熱流體系統的邊緣和演化晚期,可作為尋找淺成低溫熱液型金礦的標志之一。導致阿希金礦濁沸石化的流體性質與熱泉型金礦成礦流體和現代地熱田類似,流體作用發生在石炭紀,證明西天山地區具有良好的淺成低溫熱液型金礦的形成和保存環境,因此找礦前景較好。Abstract : to the principle and project that tu guangazhi proposed in 1990, the gold ore deposits in qinling ( shaanxi ) may be classified into fouowing types : archean high - grade gneiss type, fine grained fragmental rock - carbonate rock - silicilith type, metamorphic fragmental rock type, volcanic rock type, explosive breccia type, intrusive rock exo - and endo - contact zone type. inthis paper, the geological characteristics, metallogenic geological setting, the source of ore - forming materials, digenic mechanism and metallogenetic epoch of gold ore deposits are also discussed
文摘:參照塗光熾先生( 1990 )提出的礦床類型劃分原則與金礦分類方案,將陜西秦嶺地區原生金礦劃分為太古界綠巖建造型、細碎屑巖-碳酸鹽巖-硅質巖建造型、變質碎屑巖型、火山巖建造型、隱爆角礫巖型和侵入巖內外接觸型金礦,並對各類型金礦的地質特徵、成礦地質背景、成礦物質來源、礦床形成機制及形成時代等問題進行了論述和討論。This paper unfolds engineering disposition and theoretical research of negative temperature high performance concrete ( nthpc ) with the damage of many factors motivation, the project background based on qing - zang railway engineering, which is one of four - emphasized engineering during the tenth five - plan. due to the difference of environment of construction and service between nthpc and ordinary concrete, and therefore durability of nthpc is required to higher level. at a first, nthpc must avoid frozen damage at early age and possess anti - freezing property at later period, in order to meet engineering practicable application need, and this are two emphasized and difficult problems, as for nthpc ; by means of mechanism analysis about deicing - agent ingredient and anti - freezing at early period, adopting composite technique routine of mineral addition + anti - freezing element + water - reducer4 - air - entraining + anti - erosion of steel component etc, based on orthogonal experimental approach, fd - 1 composite functional admixtu re was manufactured, which has more property and orientation on qing - zang railway
負溫混凝土由於和普通混凝土在施工環境及服役環境上存在的差異,因此表現為比普通混凝土更為較高的耐久性要求;負溫混凝土首先要避免早期的凍害以及具備長期抗凍性能,才能夠滿足工程實際應用的要求,這也是負溫混凝土必須解決的兩大技術關鍵;通過對目前常用防凍劑組分作用機理的分析研究及混凝土早期防凍機理探討,採用礦物外加劑+防凍組分+高效減水劑+引氣+阻銹組分功能復合的技術路線,通過正交試驗設計復配了適應青藏鐵路工程要求的專用多功能復合型外加劑fd - 1 ;並在此基礎上配製不同等級負溫高性能混凝土,開展一系列包括硫酸鹽侵蝕、氯離子滲透、抗凍融循環、收縮及耐磨性等耐久性能研究;通過對fd - 1組分和摻量的調整,優化負溫混凝土在施工特性、力學指標和耐久性三個方面的兼容、協調性。Based on the study of geologic characteristics, such as mineralogic assembladge, structural and textural features of granite of guidong granitic massif, and by using petrochemical, trace - element and isotopic data, and some petrochemical, trace - element and isotopic diagrams widely applied to the identification of geo tectonic environments, authors recognize that guidong granitic massif was emplaced in post - orogenic collision environment
摘要本文在研究貴東花崗巖巖體巖石礦物組合、結構構造等地質特徵的基礎上,運用花崗巖的巖石化學、微量元素和同位素等分析數據,採用目前廣泛應用的幾種巖石化學圖解、微量元素和同位素圖解等方法,判別了貴東巖體形成的構造環境?造山帶后碰撞型。Mineral admixtures have unsuperseded advantages in improving the workability and durability of self - compacting concrete. the reasons of tendency of cracking in self - compacting concrete and the influence factors have been studied, and the new type of mineral admixture has been used in high performance self - compacting concrete, and its defects such as high slump - losing and shrinking or cracking is successfully prevented
分析了免振搗混凝土容易產生收縮開裂的原因及其影響因素,將研製的新型礦物添加劑應用於免振搗高性能混凝土之中,解決了免振搗混凝土坍落度經時損失大、易產生收縮開裂等技術難題,配製出免振搗微膨脹高性能混凝土。The research work about durability of high - performance self - compacting micro - expansive concrete show that the micro - expansive function and micro - bubble producing function of mineral admixture h can improve the impermeability, frost - resistance ability and sulfate eroding resistance ability etc of self - compacting concrete
研究了免振搗微膨脹高性能混凝土的各項耐久性能,結果表明:山于新型礦物添加劑h的微膨脹功能和微量發氣功能,研製成功的免振搗微膨脹高性能混凝土具有優良的抗滲性、抗凍性、抗硫酸鹽侵蝕等耐久性能。Kaolinite - organic intercalation compound possesses not only the unique adsorptivity, dispersivity. porosity, rheological behaviour and surface acidity of the clay mineral but also the multivariate functional groups and the reactivity of the organic compound. as a new type of mineral materials, it has extensive potential application in catalysts, functional supporter, adsorbents and advance ceramics
高嶺石有機插層復合物既具有粘土礦物特有的吸附性、分散性、流變性、多孔性和表面酸性,又具有機化合物的多變功能團和反應活性,作為新型礦物材料,在催化劑、功能載體、吸附劑、先進陶瓷材料等方面具有廣闊的應用前景。分享友人