石英岩的

The statistical data of jade nature analysis showed that the amphibole jade was the main jade material in the Neolithic time, and next to it was serpentine, calcite, quartz and sericite, etc.

玉材科学鉴定结果的统计数据显示，闪石玉是中国新石器时代最主要的玉材，其次是蛇纹石、大理岩、石英、绢云母等玉材。

The authors dated the zircons from the mineralized porphyritic granite and quartz_monzonite porphyry in this deposit by using the LA-ICP-MS U-Pb dating method. The results show that the two ore_bearing intrusions were emplaced in Middle Devonian and Early Permian, respectively.

文章以近年发现的玉勒肯哈腊苏铜矿床为主要研究对象，对矿区内铜矿化的斑状花岗岩和石英二长斑岩进行了锆石U_Pb法精确定年。

In contrast, the ε(322 Ma) values of five woiframite separates from the topaz-quartz vein ores range from -4.16 to -8.05, much lower than values of the greisen massive ore.

云英岩型钨矿石的形成作用与亏损地幔源岩浆活动有关，而黄玉－石英脉型钨矿石则很可能是壳源岩浆活动的产物。

The paper analyzed the basic characteristics of sandstone T2 spectra by NMR experiments and theoretical research, determined the quartz sandstone and lithic sandstone T2 cutoff value.

论文通过核磁共振试验和理论研究，分析了本区砂岩谱的基本特征，确定了石英砂岩和岩屑砂岩的截止值。

Is around ore shoots to be distribute with symmetry, that show the block and brecciated ores of the Tongmugou zinc deposit are fluid metasomatic reformed deposit.

后生流体交代岩（主要由透闪石、绿帘石、透辉石、黑云母、石英、绿泥石等矿物组成）显著受层间断层控制，它是流体交代原热水沉积层和热水沉积闪锌矿纹层而形成的，该矿床为热水沉积-流体交代改造矿床。

Many rhyolites are porphyritic with quartz and one or two feldspars as their common phenocrysts.

很多流纹岩由石英斑块和一个或两个共同的长石斑晶组成。

The ASR features of mortars with siliceous gravel. zeolitic perlite and silica glass storage at various conditions were examined by SEM/EDS. It was found that ASR had taken place seriously even with high replacement of cement by PFA.

采用SEM／EDS研究了石英玻璃、硅质砾石和沸石化珍珠岩在不同养护条件下ASR特征，发现掺加粉煤灰，甚至大量粉煤灰后，集料仍发生了的反应，有时反应还很严重。

Through the ReOs dating of molybdenite from quartz porphyry, the isochron age of (222.5±3.2) Ma and the model age of (222.1±3.2) Ma~(224.6±3.4) Ma were obtained, which means molybdenite formed in late Triassic.

通过对含辉钼矿石英斑岩中采集的辉钼矿样品进行铼－锇同位素年龄测定，获得铼－锇等时线年龄为(222.5±3.2) Ma，模式年龄变化于(222.1±3.2) Ma~(224.6±3.4) Ma，表明辉钼矿形成时代为晚三叠世。

According to the latest survey confirmed that the formation of this valley, in addition to a large area of strong magnetic Triassic basalt volcanic eruption in vitro, accompanied by more than 100 iron ore veins and quartz rock flash.

据最新勘察证实，这一谷地地层中，除有大面积三叠纪火山喷发的强磁性玄武岩体外，还伴有百多个铁矿脉及石英闪光岩体。

Daqingshan gold deposit is a Carboniferous carbonaceous-rock-hosted quartz vein type.

大青山金矿是产于石炭系炭质岩系中的石英脉型金矿。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。