Crystal for Dummies
其它描述：《庶物异名疏》中说： �?水精出大秦国，一名黎�?�?。结晶完整的水晶晶体，就如参差交错的马齿，所以人们又叫它马牙石。先民们最早用它研磨成眼镜片，因而送它一个眼镜石的绰号。水晶有通称，也有俗称。广州一带称水晶叫晶玉，又名鱼脑冻；
Not known Details About CaF�?Crystal
The anions occupy the many tetrahedral holes during the cubic lattice, causing each anion becoming coordinated by four cations.The molecular geometry is motivated by electron occupancy in 3d orbitals. Electrons within the dz² orbital, aligned along the z-axis, market a linear geometry as a result of a straight-line electron density among calcium a