1) Mafic granulite
镁铁质麻粒岩
1.
Mafic granulites and amphibolites crop out in the Grove Mountains (GMs), 450km s outh of Zhongshan Station on the coast of Prydz Bay, East Antarctica.
东南极内陆 -格罗夫山存在一套经历了麻粒岩相变质作用的镁铁质麻粒岩和斜长角闪岩。
2) high pressure mafic granulites
高压镁铁质麻粒岩
1.
Recently,a high pressure mafic granulites block has discovered along the northern borderland of the Tongbai Dabie orogenic belt.
位于桐柏大别山造山带北缘桐柏信阳地段的豫南高压镁铁质麻粒岩块体主要由石榴角闪二辉麻粒岩类组成。
3) mafic rock
镁铁质岩
1.
Their geochemical characteri stics of trace elements and Nd and Sr isotopes show that these mafic rocks erupt ed in a back-arc basin.
达拉布特蛇绿岩带的镁铁质岩属亚碱性和碱性系列，可能是弧后盆地火山活动的产物。
4) mafic-ultramafic rocks
镁铁-超镁铁质岩
1.
Geochemical characteristics of mafic-ultramafic rocks and their geological significance in Hongqiling mine of Jilin;
吉林红旗岭镁铁-超镁铁质岩的地球化学特征及地质意义
2.
Both copper-nickel sulfide (CNS) deposit and vanadic titianomagnetite (VTM) deposit are related to mafic-ultramafic rocks and belong to the orthomagmatic mineral deposit, but they rarely coexist on one deposit.
铜镍硫化物矿床与钒钛磁铁矿矿床虽然同属与镁铁-超镁铁质岩有关的岩浆型矿床范畴,但在一般情况下,二者是不共生的。
3.
Cu-Ni sulphide deposit related to mafic-ultramafic rocks is the main type of copper, nickel,platinum group elements(PGE) deposits.
与镁铁-超镁铁质岩密切相关的铜镍硫化物矿床是铜、镍、铂族元素(PGE)资源的重要矿床类型。
5) mafic ultramafic rocks
超镁铁镁铁质岩
6) ultramafic rock
超镁铁质岩
1.
Abundances of REE in ultramafic rocks from Dalabute ophiolite are determined by preconcentration neutron activation analysis,contents of transition metal elements(TME) in them are measured by instrument neutron activation analysis.
用预浓集中子活化法测定了达拉布特蛇绿岩中超镁铁质岩中的稀土元素(REE),用仪器中子活化法测定了其中的过渡金属元素。
2.
According to a great amount of information on the magnesite deposit and long-term working experience in the study area, the author proposed that the origin of the magnesite deposit might have related to ultramafic rock.
在查阅大量的有关菱镁矿床成因的资料后,结合本人在该矿区长期工作所积累的经验,提出该菱镁矿的成因可能与超镁铁质岩有关。
3.
The spatial distribution of the Archean ultramafic rocks of Xiongershan area shows the characteristics of uneven zoning and various orientations with peridotite, pyroxinite, amphibolite as main rock types, altered strongly.
熊耳山地区太古宙超镁铁质岩在空间分布上具有不均一性、成带性和多方向性特征 ,岩石以橄榄岩、辉石岩、角闪石岩为主 ,蚀变强烈。
补充资料：麻粒岩
| 麻粒岩 granulite 一种变质岩。又称粒变岩。属中高级区域变质作用产物。1803年魏斯首次命名。主要由长石、石英、辉石 (紫苏辉石、透辉石等）组成，有时含石榴石、矽线石、蓝晶石等。岩石中含水矿物不稳定，一般不含或少含。矿物多呈粒状，组成粗细条带，相间排列，形成麻粒结构。可根据暗色矿物含量分为两种类型：①暗色麻粒岩。暗色矿物 (紫苏辉石、透辉石、角闪石)达30％～80％。② 浅色麻粒岩，暗色矿物含量小于30％。通常认为，其变质作用属于典型的麻粒岩相的范围。有人主张只把具麻粒岩相典型矿物组合的变质岩称作麻粒岩。主要分布在太古宙至早元古代变质岩系中。
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参考词条