查询词典 zircon

Whole-rock Rb-Sr isochron age of 114Ma in Yanbei granite porphyry and single grained zircon U-Pb age of 138Ma in Tashan granite porphyry indicate that these two tin-bearing porphyry both are the products of Late Yenshan magmatic activity.

岩背花岗斑岩的全岩 Rb-Sr 等时线年龄（114Ma）和塌山花岗斑岩颗粒锆岩 U-Pb 年龄（138Ma）表明，这两个含锡花岗斑岩都是燕山晚期岩浆活动的产物。

In this paper,we calculate the zircon saturation temperatures for Yangba granodiorite and mafic microgranular enclaves to inverse the temperature in magma source.

摘 要：通过对阳坝花岗闪长岩和暗色微粒包体中锆石饱和温度的计算反演岩浆源区的温度。

It yields an Rb-Sr isochron age of 174.4Ma Ma (2σ), which is in accordance with their host granodiorite dated as 173.3±2.9 Ma by single-grained zircon U-Pb method.

黄铁矿Rb-Sr等时线年龄与花岗闪长岩体的单颗粒锆石U-Pb年龄十分一致，表明矿床的形成与岩体有密切的联系，花岗闪长岩体提供了矿床形成所需要的能量和部分流体，而地层也提供了部分成矿物质。

Including zircon, quartz, clay and halite salt crystals, formed during this early period of mineral evolution.

这句语序换一下包括锆石、石英、黏土、岩盐晶体在内的形成于矿物进化早期的几百种矿物。

Based on the zircon saturation temperature and hornblende geobarometer estimation, the crystallization temperature and pressure of enclaves and hosting granite are very close, in the range of 793~824℃ and 3.5~5.1Kb, respectively.

用锆石饱和温度和角闪石成分估算了包体和寄主花岗岩结晶的温度和压力表明，它们的结晶温度和压力条件相近，分别在793~824℃和(3.5~5.1)/10^8Pa范围内。

Heavy mineral analysis to Yunchi Group and Shanxiyao Group shows that contents of zircon, rutile and apatite have positive relationship, and no hornblende and pyroxene can been found in sediment.

这种沉积及古地理演化特征说明，在中更新世早期以前，不存在大河体系在该区的切割和疏淘作用。

Ilmenite, rutile, zircon, monazite, etc. sands production and export, making Australia the world's largest producer and exporter of placer, it is known as the "sitting on carts in the country."

钛铁矿、金红石、锆石、独居石等砂矿的生产和出口，使澳大利亚成为世界上最大的砂矿生产国和出口国，故被称为"坐在矿车上的国家"。

Tin, gold, ilmenite, zircon, monazite and kaolin, fire-resistant clay, and so have the potential for exploration.

锡、金、钛铁矿、锆英石、独居石及高岭土、耐火粘土等具有找矿潜力。

My mother, in the land of the leal, always said," As long as gems will shine." This is poor people's diamond, bracelet made of zircon. You are the real diamond in my heart, and in future, there will be a man who see your special auro.

我在天国的妈妈总是说，只要是宝石就会发光，这是穷人的钻石，锆石做的手链，你在我心中就像真的钻石，将来一定会有男人发现你特别的光芒。

Ion microprobe analyses revealed that the zircon from the orthogneiss has high Th/U ratios.

离子探针分析表明，片麻岩中的锆石具有高的Th/U比值。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。