Crystal Things To Know Before You Buy
17These rings are indicative with the crystal structure of nickel and can be stated only by invoking wavelike Houses of light.这些光圈表明了了镍的晶体结构,而且只能通过光线中波的特征来解释。Bismuth (Bi) seems to be a metallic, but the quantity of electrons available for electrical conduction is comparable to that of