n. ehrwaldite
后者以二辉石岩为代表，具典型堆积结构，与本区尖晶石二辉橄榄岩相比，具有较高的稀土元素丰度。
The latter is representive of pyroxenite, which displays the accumulate texture and has higher REE abundance than the Sp-lherzolite from the region.
对河北大麻坪碱性玄武岩及其内的辉石岩和二辉橄榄岩包体进行了不同温压条件下的弹性波速测定。
Measurements of elastic wave velocities at different high temperatures and high pressures were made on alkali basalt and xenoliths of pyroxenite and lherzolite from Damaping, Hebei.
辉石二长岩形成于高温、超浅成的环境下，贫水、粘度较高的岩浆有利于火山穹窿的形成。
Augite monzonite crystallized at high-temperature and over-hypabyssal conditions. The water-deficient, highly viscous magma was favourable to the formation of the volcanic dome.
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