1) metamafic block
铁镁质岩块/片
2) 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。
3) Ultramafic blocks
超镁铁岩块
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：块片
1.方言。犹块头。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条