What is the difference between natural crystal and quartz
What is the difference between natural crystal and quartz Natural crystals belong to the crystalline minerals of quartz. The main ingredient is silica. Due to various impurities in quartz, it is classified as different colors. However, natural crystals belong to quartz, but there are still some differences between them. Quartz is a mineral resource with very stable physical and chemical properties. The crystal belongs to the oxide mineral of the cubic system, namely low temperature quartz (a-quartz), which is the most [...]