volcanics

volcanics

美 　英

• 網絡火山巖；近地表火成巖；北宀

例句

There exists an extended set of early Triassic intermediate-acid volcanics closely related to microdot gold ore in Southwestern Guangxi.

桂西南廣泛發育一套與微粒型金礦密切相關的早三疊世中酸性火山巖。

The different origin leads to different metallogenic characteristics of metal minerals associated with the volcanics.

由于兩類火山巖的成因不同，與它們相關的金屬礦產成礦特征也有明顯的差異。

Volcanics mainly growth gas pocket, primary rift and secondary rift, The secondary porosity of clastic rocks is much more developed.

火山巖儲層主要發育氣孔、原生裂縫、次生裂縫；碎屑巖則以次生孔隙為主。

Studies show that bimodal volcanics constitute the most favorable host rock association for volcanogenic massive sulfide deposits.

整理結果表明，雙峰式火山巖是火山成因塊狀硫化物礦床的最佳含礦巖石組合；

Blind explosive breccias and welded volcanics belong to breccia-bearing lavas in the classification.

隱爆角礫巖和具熔結結構的巖石均屬于火山碎屑熔巖類。

Firstly, the volcanics and shaly sand were separated with FMI static images and conventional logging data.

首先利用FMI靜態圖像和常規測井曲線將砂泥巖與火山巖區分開來；

The clastic sediments are predominantly derived from the felsic volcanics, some basic to intermediate volcanics and minor sediments.

碎屑沉積物主要源于長英質火山巖，同時還有部分中基性火山巖及少量的沉積巖。

Rock fragments , including volcanics , are common, and the matrix consists largely of kaolin and illite .

常見有巖石碎塊，包括火山巖屑，基質大部分為高齡土和伊利石。

The volcanics are most commonly andesitic in composition.

火山巖的組成最通常是安山巖。

The Gacun deposit is a typical massive sulfide deposit associated with Late Triassic seafloor calc-alkaline felsic volcanics (VHMS).

呷村礦床是一個與晚三疊世海相鈣堿性酸性火山巖系有關的典型塊狀硫化物（VHMS）礦床。

It is thought that Mesozoic volcanics exist extensively in this area and have the probability of forming buried hill reservoirs.

結果認為，該區廣泛存在中生界火山巖并有形成古潛山油氣藏的可能。

Its host rock is picritic volcanics , which is different from other volcanic rocks related to iron(copper) ore deposit.

其賦礦圍巖為苦橄質火山巖，區別于與火山巖相關的各類鐵（銅）礦。

Metallogenic model and prospecting-exploration direction of some volcanics-type uranium deposit in Zhejiang and Jiangxi provinces

浙贛若干火山巖型鈾礦床成礦模式及找礦勘探方向

the desulfurization of metamorphic basic volcanics provided the sulfur source for gold mineralization;

變質基性火山巖的去硫作用提供了金礦化的硫源；