hydrothermal alteration 中文意思是什麼
hydrothermal alteration
解釋
熱液蝕變- hydrothermal : adj. 熱液的，熱水（作用）的。
- alteration : n. 1. 變更，改變，變化。2. 【地質學；地理學】蝕變。3. 〈美方〉閹割。
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The hydrothermal breccia and karst in the beiya area are divided into 4 types and zones, including : sedimentary tuff and breccia induced by hydrothermal explosion and sedimentation on land surface ; hydrothermal sedimentary conglomerate and gas - explosive ejecting breccia related to sedimentation in and collapsing of some shallow karst caves ; netted hydotherma1 limcstone breccia and hydrothermal explosive breccia pipe related to hydrofracturing, corrosion and explosion in the hydrothermal channels ; and yellow granular limestone formed by simmering and alteration in the deep heated water reservoir
北衙地區熱水角礫巖和熱水巖溶可分為4種類型和層次，即地表相爆發沉積作用形成的沉積凝灰角礫巖、熱水沉積鮞狀灰巖與鈣華膠結角礫巖；與近地表洞穴沉積和垮塌作用有關的熱水沉積礫巖和汽爆射流角礫巖；與熱水通道相蝕裂和爆破角礫化作用有關的網路狀灰巖角礫巖筒和熱水隱爆角礫巖筒；深部相熱水浸煮蝕變灰巖。 -
Hydrothermal alteration is closely associated with gold mineralization, but different types play different roles in gold mineralization
熱液蝕變與金礦化關系密切，但不同的蝕變對金礦化作用不同。 -
Potash micatization is one of the main hydrothermal alteration minerals genetically related to the lead - zinc - silver deposit. it usually shows as muscovitization, sericitization and illitization. this paper presents a comprehensive study on the chemical composition of potash mica, adapted the follow methods : electronic probe, differential thermal analysis, x - ray diffraction analysis. at last, the structu ral characteristics and the geological environment of potash mica forming have been discussed
系統地研究了鉀質白雲母化的礦物組成，採用了電子探針差熱分析x射線分析等技術方法，探討了鉀質白雲母的結構特徵和形成的地質環境及找礦意義。 -
The main achievements obtained in this paper are as follows : 1. some of new recognitions were obtained on such aspects as strata sequence, rock type, metamorphism, hydrothermal alteration and the sedimentary environment by the study on many profiles in this area, with discovery of volcanic rocks for the first time in ore - bearing strata and ore bodies
取的了如下主要成果和認識： 1 、通過對礦區地層多條剖面的研究，對地層的層序、巖石類型、變質作用、熱液蝕變及原巖沉積環境有了新的認識，特別是在賦礦地層及礦體中首次發現了火山巖。 -
Based on ore material sources, metallogenesis, occurrences, ore formation and wall rock alteration of gold ore deposits in the northest jiangxi province they are classified into four types i. e. magmatic hydrothermal gold deposit, volcao - subvolcano hydrothermal gold deposit, multi - sources hydrothermal gold deposit and heat underground water ( brine ) infiltrating gold deposit and 8 sub - types and the geological characteristics of the deposits are described and ore - forming control of sedimentary formation, structure and magmatic rocks on the formation of gold ore are summarized and gold ore - searching directions in the northeast jiangxi province are pointed out
依據成礦物質來源、成礦作用、礦床產出條件、礦石建造和圍巖蝕變等因素，將贛東北地區巖金礦床劃分為巖漿熱液類、火山次火山熱液類、多源熱液類和地下熱（鹵）水滲濾類等4類8型，分述了各類（型）金礦成礦地質特徵，總結了沉積建造、構造和巖漿巖對區內金礦的控製作用，指出了贛東北地區金礦找礦方向。 -
The subvolcanic hydrothermal processes show a series responses of alteration rocks with some regularity of space and time evolutions, the main metallogensis was between the silicate alterations ( high - middle temperature and prssure ) and sulfide alterations ( low temperature and pressure )
次火山水熱活動有一系列不同類型，並具一定空間分佈和時間演化規律的蝕變巖響應，主期成礦作用發生在中高溫壓硅酸鹽蝕變與中低溫壓硫化物蝕變之過渡階段。
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