chalcocite

1. By employing EPMA and SEM techniques we examined the compositions of nucleus, cell-walls and cells of wood-cytoplasm in chalcocite and digenite and the shapes of wood cells.
   运用EPMA和SEM分析技术对辉铜矿和蓝辉铜矿木质细胞体的细胞核、细胞壁和细胞之间的成分变化、多种环境下的木质细胞形状进行了研究，对形成机理作了探讨。
2. The paper discusses a new method for producing cupric feed copper sulfate by chalcocite and ehalcopyite.
   介绍了用辉、黄铜精矿制备饲料级硫酸铜的新方法。
3. Kinetic studies on iron catalysed acid pressure leaching of chalcocite
   铁离子催化辉铜矿氧压酸浸过程的研究
4. Copper sulphide ( excl. covellite, chalcocite)
   铜的硫化物（不包括铜蓝、辉铜矿）
5. In source rock, chalcocite and chalcopyrite are favorable minerals to dissolution and transporting of Cu, and NaCl catalyzes dissolution of Cu and formation of Cu-bearing fluid.
   矿源岩中以辉铜矿和黄铜矿最有利于溶解和迁移，NaCl对Cu的溶解和含矿流体的形成起了催化作用。
6. Along thickness of strata, mineralization of master ore bed has obviously vertical zonality in the upward order of chalcocite → bornite → chalcopyrite → pyrite, It is indicated that typical arrangement assemblage feature of sulphide of sediment orogenic copper ore.
   主矿层中的矿化沿岩层厚度具有明显的垂直分带性，从底部到顶板为：辉铜矿→斑铜矿→黄铜矿→黄铁矿，为典型的化学沉积成因铜的硫化物排列组合特征。
7. Kinetics of dissolution of chalcocite, chalcopyrite and bornite: ⅰ. the effects of temperature, pH and NaCl concentration
   辉铜矿、黄铜矿和斑铜矿的溶解动力学：Ⅰ.温度、pH和NaCl浓度的影响
8. Study on behavior of Oxidation-dissolution of chalcocite
   辉铜矿氧化溶解行为的研究
9. This paper has been studied to soak from the Chalcocite to take copper with the sal volatile containing the active reagent ( ammonium peroxydisulphate or potassium permanganate).
   本文研究了用含有活性剂（过二硫酸铵、高锰酸钾）的碳氨液从辉铜矿中浸取铜。
10. Chemical kinetics and thermodynamics of copper minerals constrain that chalcocite is main and ore zoning form in sandstone copper deposits.
    铜矿物的化学动力学和热力学制约了砂岩铜矿中以辉铜矿为主及矿床分带的形成。
11. Study Of Electrochemical Flotation Of Chalcocite in High Nickel Matte
    高冰镍中CU2S矿的电化学浮选研究
12. The major primary metal minerals of ore are chalcocite and bornite, and the secondary metal minerals are malachite and azurite, etc. Ore texture and structure are simply, the ores are mainly in granular crystalline and dissolution textures and infection cementation structures.
    矿石主要原生金属矿物为辉铜矿和斑铜矿，次生金属矿物主要为孔雀石等。矿石结构构造比较简单，主要为结晶粒状及溶蚀结构和侵染状胶结构造。
13. Sodium sulfide was added used to remove the hydrophobic substance contained in the ore and then added mercaptoacetic acid to depress chalcocite and kerosene to collect molybdenite, which could separate copper and molybdenum.
    采用硫化钠搅拌进行脱药，解析掉矿物中的疏水物质，然后加入巯基乙酸抑制辉铜矿，加入煤油捕收辉钼矿，进行铜钼分离。
14. The results showed that different electronic structure properties ( energy band structure, density of states, Mulliken population value, charge density, etc.) of chalcocite and molybdenite would directly impact on the flotation performance of chalcocite and molybdenite.
    研究结果表明，辉铜矿与辉钼矿的电子结构性质（能带结构、态密度、Mulliken布居值、电荷密度等）的差异直接影响其与药剂的作用。
15. The chalcocite not only exists in grey sandstone, but also in grey-purple.
    辉铜矿不仅仅存在于浅色砂岩中，在紫灰色砂岩中也存在。
16. Oxide copper minerals are mainly malachite, the second is chrysocolla, followed by a small amount of azurite; and sulfide copper minerals are mainly bornite, followed by chalcocite and covellite, and a small amount of chalcopyrite.
    氧化铜矿物主要为孔雀石，其次是硅孔雀石，少量蓝铜矿；硫化铜矿物主要是斑铜矿，其次是辉铜矿和铜蓝，少量黄铜矿。

noun

1. a heavy grey mineral that is an ore of copper

   Synonym:    copper glance