Crystal Fundamentals Explained
Not all crystals are Similarly crystalline. There in many cases are impurities, along with the ionic & covalent concerning molecules can develop vastly unique buildings from the exact same substance. A terrific example of this are diamonds and graphene.无色水晶以晶莹美丽、洁净透明着称。衡量无色水晶主要看它的纯度,越