硅礫巖 的英文怎麼說
中文拼音 [guīlìyán]
硅礫巖
英文
silico-rudite-
The host rock conformably overlies a band of siliceous cherty breccia.
含礦主巖整合地上覆于硅質燧石角礫石帶之上。The host rock conformably overlies a band of siliceous chertybrecia.
含礦主巖整合地上覆于硅質燧石角礫石帶之上。Ore type primarily contains the copper sand scraps slilica rock or contain the copper gravel scraps silica rock, a little amount powder sand sericite callys type copper silver mine and dolomie type copper silver mine
礦石類型主要有含銅砂屑硅質巖或含銅礫屑硅質巖刑，少量粉砂質絹雲母板巖型銅銀礦石及白雲巖型銅銀礦石。Lode country assume silllike - similar silllike, and the next big anastigmatic, ground and west branch river set strench are consistent. it suffer the gravel silica rock, arena silica control. a handful of lode country or main lode country byway little orebody assume vein, or have the characteristic of balk reappear, compound of branch. these manifest the obvious characteristic of ore construct control
礦體以層?似層狀產出為主，其次為大的透鏡狀，地表延伸與西岔河組地層一致。受礫屑硅質巖、含礫砂屑硅質巖控制。少數礦體或主礦體旁側小礦體呈脈狀、或具尖滅再現、分支復合特徵。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。分享友人